Home / 2,588,355.60-3,882,193.20-791,419.20

Finding the Fourth Proportional to 2,588,355.60, 3,882,193.20 and 791,419.20

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Solution

The fourth proportional to 2,588,355.60, 3,882,193.20 and 791,419.20 is: 1,187,024.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,355.60 : 3,882,193.20 = 791,419.20 : x
  2. Step 2: Convert to fraction form
    2,588,355.60/3,882,193.20 = 791,419.20/x
  3. Step 3: Cross multiply
    2,588,355.60x = 3,882,193.20 × 791,419.20
  4. Step 4: Simplify right side
    2,588,355.60x = 3,072,442,236,589.44
  5. Step 5: Solve for x
    x = 3,072,442,236,589.44/2,588,355.60
  6. Step 6: Final answer
    x = 1,187,024.78

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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.