Home / 1,332,924.92-1,839,432.34-721,077.50

Finding the Fourth Proportional to 1,332,924.92, 1,839,432.34 and 721,077.50

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Solution

The fourth proportional to 1,332,924.92, 1,839,432.34 and 721,077.50 is: 995,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,924.92 : 1,839,432.34 = 721,077.50 : x
  2. Step 2: Convert to fraction form
    1,332,924.92/1,839,432.34 = 721,077.50/x
  3. Step 3: Cross multiply
    1,332,924.92x = 1,839,432.34 × 721,077.50
  4. Step 4: Simplify right side
    1,332,924.92x = 1,326,373,273,146.35
  5. Step 5: Solve for x
    x = 1,326,373,273,146.35/1,332,924.92
  6. Step 6: Final answer
    x = 995,084.76

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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.