Information on four Investment proposals is given below: Investment Proposal $ (180,000) 274,100 $94,100 D $ (2,600,000) 3,470,500 $ 870,500 Investment required Present value of cash inflows $ (150,000) 211,500 Net present value $ 61,500 Life of the project 5 years $ (200,000) 275,600 $ 75,600 7 years Required: 6 years 1. Compute the profitability Index for each investment proposal (Round your answers to 2 decimal places.) 2. Rank the proposals in terms of preference. Investment Profitability Proposal Rank Index Preference A B c D 6 years