Home / 1,609,612.40-2,414,418.60-487,737.20

Finding the Fourth Proportional to 1,609,612.40, 2,414,418.60 and 487,737.20

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Solution

The fourth proportional to 1,609,612.40, 2,414,418.60 and 487,737.20 is: 731,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,612.40 : 2,414,418.60 = 487,737.20 : x
  2. Step 2: Convert to fraction form
    1,609,612.40/2,414,418.60 = 487,737.20/x
  3. Step 3: Cross multiply
    1,609,612.40x = 2,414,418.60 × 487,737.20
  4. Step 4: Simplify right side
    1,609,612.40x = 1,177,601,767,591.92
  5. Step 5: Solve for x
    x = 1,177,601,767,591.92/1,609,612.40
  6. Step 6: Final answer
    x = 731,605.80

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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.