Home / 1,088,892.10-1,633,921.35-457,869.70

Finding the Fourth Proportional to 1,088,892.10, 1,633,921.35 and 457,869.70

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Solution

The fourth proportional to 1,088,892.10, 1,633,921.35 and 457,869.70 is: 687,049.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,892.10 : 1,633,921.35 = 457,869.70 : x
  2. Step 2: Convert to fraction form
    1,088,892.10/1,633,921.35 = 457,869.70/x
  3. Step 3: Cross multiply
    1,088,892.10x = 1,633,921.35 × 457,869.70
  4. Step 4: Simplify right side
    1,088,892.10x = 748,123,078,348.10
  5. Step 5: Solve for x
    x = 748,123,078,348.10/1,088,892.10
  6. Step 6: Final answer
    x = 687,049.78

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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.