Home / 5,280,683.92-7,919,757.60-2,438,064.88

Finding the Fourth Proportional to 5,280,683.92, 7,919,757.60 and 2,438,064.88

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Solution

The fourth proportional to 5,280,683.92, 7,919,757.60 and 2,438,064.88 is: 3,656,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,683.92 : 7,919,757.60 = 2,438,064.88 : x
  2. Step 2: Convert to fraction form
    5,280,683.92/7,919,757.60 = 2,438,064.88/x
  3. Step 3: Cross multiply
    5,280,683.92x = 7,919,757.60 × 2,438,064.88
  4. Step 4: Simplify right side
    5,280,683.92x = 19,308,882,862,673.09
  5. Step 5: Solve for x
    x = 19,308,882,862,673.09/5,280,683.92
  6. Step 6: Final answer
    x = 3,656,511.76

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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.