Home / 930,618.50-1,397,123.19-717,521.76

Finding the Fourth Proportional to 930,618.50, 1,397,123.19 and 717,521.76

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Solution

The fourth proportional to 930,618.50, 1,397,123.19 and 717,521.76 is: 1,077,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,618.50 : 1,397,123.19 = 717,521.76 : x
  2. Step 2: Convert to fraction form
    930,618.50/1,397,123.19 = 717,521.76/x
  3. Step 3: Cross multiply
    930,618.50x = 1,397,123.19 × 717,521.76
  4. Step 4: Simplify right side
    930,618.50x = 1,002,466,290,225.61
  5. Step 5: Solve for x
    x = 1,002,466,290,225.61/930,618.50
  6. Step 6: Final answer
    x = 1,077,204.35

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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.