Home / 2,916,884.20-4,371,608.40-1,637,489.20

Finding the Fourth Proportional to 2,916,884.20, 4,371,608.40 and 1,637,489.20

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Solution

The fourth proportional to 2,916,884.20, 4,371,608.40 and 1,637,489.20 is: 2,454,146.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,884.20 : 4,371,608.40 = 1,637,489.20 : x
  2. Step 2: Convert to fraction form
    2,916,884.20/4,371,608.40 = 1,637,489.20/x
  3. Step 3: Cross multiply
    2,916,884.20x = 4,371,608.40 × 1,637,489.20
  4. Step 4: Simplify right side
    2,916,884.20x = 7,158,461,541,629.28
  5. Step 5: Solve for x
    x = 7,158,461,541,629.28/2,916,884.20
  6. Step 6: Final answer
    x = 2,454,146.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.