Home / 2,132,503.28-3,198,920.16-712,564.34

Finding the Fourth Proportional to 2,132,503.28, 3,198,920.16 and 712,564.34

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Solution

The fourth proportional to 2,132,503.28, 3,198,920.16 and 712,564.34 is: 1,068,901.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,503.28 : 3,198,920.16 = 712,564.34 : x
  2. Step 2: Convert to fraction form
    2,132,503.28/3,198,920.16 = 712,564.34/x
  3. Step 3: Cross multiply
    2,132,503.28x = 3,198,920.16 × 712,564.34
  4. Step 4: Simplify right side
    2,132,503.28x = 2,279,436,432,523.09
  5. Step 5: Solve for x
    x = 2,279,436,432,523.09/2,132,503.28
  6. Step 6: Final answer
    x = 1,068,901.72

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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.