Home / 1,621,532-2,432,691.68-499,600.96

Finding the Fourth Proportional to 1,621,532, 2,432,691.68 and 499,600.96

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Solution

The fourth proportional to 1,621,532, 2,432,691.68 and 499,600.96 is: 749,522.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,532 : 2,432,691.68 = 499,600.96 : x
  2. Step 2: Convert to fraction form
    1,621,532/2,432,691.68 = 499,600.96/x
  3. Step 3: Cross multiply
    1,621,532x = 2,432,691.68 × 499,600.96
  4. Step 4: Simplify right side
    1,621,532x = 1,215,375,098,712.01
  5. Step 5: Solve for x
    x = 1,215,375,098,712.01/1,621,532
  6. Step 6: Final answer
    x = 749,522.73

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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.