Home / 1,617,956.40-2,427,861.90-658,234.92

Finding the Fourth Proportional to 1,617,956.40, 2,427,861.90 and 658,234.92

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Solution

The fourth proportional to 1,617,956.40, 2,427,861.90 and 658,234.92 is: 987,729.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,956.40 : 2,427,861.90 = 658,234.92 : x
  2. Step 2: Convert to fraction form
    1,617,956.40/2,427,861.90 = 658,234.92/x
  3. Step 3: Cross multiply
    1,617,956.40x = 2,427,861.90 × 658,234.92
  4. Step 4: Simplify right side
    1,617,956.40x = 1,598,103,483,517.55
  5. Step 5: Solve for x
    x = 1,598,103,483,517.55/1,617,956.40
  6. Step 6: Final answer
    x = 987,729.63

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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.