Home / 1,120,397.43-1,546,279.17-637,035

Finding the Fourth Proportional to 1,120,397.43, 1,546,279.17 and 637,035

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Solution

The fourth proportional to 1,120,397.43, 1,546,279.17 and 637,035 is: 879,182.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,397.43 : 1,546,279.17 = 637,035 : x
  2. Step 2: Convert to fraction form
    1,120,397.43/1,546,279.17 = 637,035/x
  3. Step 3: Cross multiply
    1,120,397.43x = 1,546,279.17 × 637,035
  4. Step 4: Simplify right side
    1,120,397.43x = 985,033,951,060.95
  5. Step 5: Solve for x
    x = 985,033,951,060.95/1,120,397.43
  6. Step 6: Final answer
    x = 879,182.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.