Home / 3,132,328.20-4,687,994.70-2,754,414.60

Finding the Fourth Proportional to 3,132,328.20, 4,687,994.70 and 2,754,414.60

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Solution

The fourth proportional to 3,132,328.20, 4,687,994.70 and 2,754,414.60 is: 4,122,390.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,328.20 : 4,687,994.70 = 2,754,414.60 : x
  2. Step 2: Convert to fraction form
    3,132,328.20/4,687,994.70 = 2,754,414.60/x
  3. Step 3: Cross multiply
    3,132,328.20x = 4,687,994.70 × 2,754,414.60
  4. Step 4: Simplify right side
    3,132,328.20x = 12,912,681,046,402.62
  5. Step 5: Solve for x
    x = 12,912,681,046,402.62/3,132,328.20
  6. Step 6: Final answer
    x = 4,122,390.83

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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.