Information on four Investment proposals is given below: Investment Proposal Investment required Present value of can inflown Net present value Life of the project A $ (360,000) 506,900 $ 146,900 5 years $ (50,000) 67,600 3 17,600 7 years $ 140,000) 214,300 $ 74,300 6 years D $ (840,000) 1,121,400 $ 281,400 6 yours Required: 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 Index Rank Preference es D