Home / 5,265,491.11-7,898,542.85-1,479,269.23

Finding the Fourth Proportional to 5,265,491.11, 7,898,542.85 and 1,479,269.23

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Solution

The fourth proportional to 5,265,491.11, 7,898,542.85 and 1,479,269.23 is: 2,218,989.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,491.11 : 7,898,542.85 = 1,479,269.23 : x
  2. Step 2: Convert to fraction form
    5,265,491.11/7,898,542.85 = 1,479,269.23/x
  3. Step 3: Cross multiply
    5,265,491.11x = 7,898,542.85 × 1,479,269.23
  4. Step 4: Simplify right side
    5,265,491.11x = 11,684,071,399,841.50
  5. Step 5: Solve for x
    x = 11,684,071,399,841.50/5,265,491.11
  6. Step 6: Final answer
    x = 2,218,989.86

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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.