You are opening your own business and estimate the following expenses and revenues

Year 1 Year 2 Year 3

Revenues $900,000 $1,500,000 $1,700,000

Cost of goods sold $550,000 $800,000 $900,000

Accounts payable as a percentage of cost of goods sold........ 11%

Inventory as a percentage of cost of goods sold.................. 10%

Cash balance as a percentage of revenues......................... 8%

Accounts receivables as a percentage of revenues............... 12%

Accrued expenses as a percentage of revenues.................. .9%

All balances are needed in the year prior to the generation of the revenue and expense.

Calculate the incremental investment in working capital needed for years 0,1,2,3?