How much to save now to retire later?

Since I am very much Singaporean, I will use the SG context to analyse this...

Parameters used to generate this will come later....

My Retirement Goal Assessment from http://www.cpf.gov.sg/

To achieve your Retirement Goal at age of 55
You will need a retirement fund (in future dollars) of
$1,352,294

Your total projected assets in future dollars (excluding residential property, if any)
$ 1,211,848

In Cash
$ 314,720 (26 % of total asset)

In CPF (excluding Medisave account balance)
$ 897,128 (74 % of total asset)

Less: Outstanding liabilities at retirement age is

$ (0)


Your NET projected assets (in future dollars) would be

$ 1,211,848
___________

Therefore, you would have a shortfall in your retirement fund of

$ ( 140,446 )
____________