Home / 3,902,920.30-5,854,938.14-1,207,475.61

Finding the Fourth Proportional to 3,902,920.30, 5,854,938.14 and 1,207,475.61

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Solution

The fourth proportional to 3,902,920.30, 5,854,938.14 and 1,207,475.61 is: 1,811,385.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902,920.30 : 5,854,938.14 = 1,207,475.61 : x
  2. Step 2: Convert to fraction form
    3,902,920.30/5,854,938.14 = 1,207,475.61/x
  3. Step 3: Cross multiply
    3,902,920.30x = 5,854,938.14 × 1,207,475.61
  4. Step 4: Simplify right side
    3,902,920.30x = 7,069,695,002,108.77
  5. Step 5: Solve for x
    x = 7,069,695,002,108.77/3,902,920.30
  6. Step 6: Final answer
    x = 1,811,385.95

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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.