Home / 5,387,691.60-8,081,468.28-1,549,607.76

Finding the Fourth Proportional to 5,387,691.60, 8,081,468.28 and 1,549,607.76

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Solution

The fourth proportional to 5,387,691.60, 8,081,468.28 and 1,549,607.76 is: 2,324,391.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387,691.60 : 8,081,468.28 = 1,549,607.76 : x
  2. Step 2: Convert to fraction form
    5,387,691.60/8,081,468.28 = 1,549,607.76/x
  3. Step 3: Cross multiply
    5,387,691.60x = 8,081,468.28 × 1,549,607.76
  4. Step 4: Simplify right side
    5,387,691.60x = 12,523,105,958,881.85
  5. Step 5: Solve for x
    x = 12,523,105,958,881.85/5,387,691.60
  6. Step 6: Final answer
    x = 2,324,391.76

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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.