Home / 1,904,821.43-2,857,248.17-484,877.75

Finding the Fourth Proportional to 1,904,821.43, 2,857,248.17 and 484,877.75

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Solution

The fourth proportional to 1,904,821.43, 2,857,248.17 and 484,877.75 is: 727,320.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,821.43 : 2,857,248.17 = 484,877.75 : x
  2. Step 2: Convert to fraction form
    1,904,821.43/2,857,248.17 = 484,877.75/x
  3. Step 3: Cross multiply
    1,904,821.43x = 2,857,248.17 × 484,877.75
  4. Step 4: Simplify right side
    1,904,821.43x = 1,385,416,061,436.83
  5. Step 5: Solve for x
    x = 1,385,416,061,436.83/1,904,821.43
  6. Step 6: Final answer
    x = 727,320.70

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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.