Home / 5,659,231.92-8,485,963.92-2,780,790

Finding the Fourth Proportional to 5,659,231.92, 8,485,963.92 and 2,780,790

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Solution

The fourth proportional to 5,659,231.92, 8,485,963.92 and 2,780,790 is: 4,169,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659,231.92 : 8,485,963.92 = 2,780,790 : x
  2. Step 2: Convert to fraction form
    5,659,231.92/8,485,963.92 = 2,780,790/x
  3. Step 3: Cross multiply
    5,659,231.92x = 8,485,963.92 × 2,780,790
  4. Step 4: Simplify right side
    5,659,231.92x = 23,597,683,609,096.80
  5. Step 5: Solve for x
    x = 23,597,683,609,096.80/5,659,231.92
  6. Step 6: Final answer
    x = 4,169,767.90

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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.