Home / 5,143,454.38-7,715,502.33-1,356,940.90

Finding the Fourth Proportional to 5,143,454.38, 7,715,502.33 and 1,356,940.90

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Solution

The fourth proportional to 5,143,454.38, 7,715,502.33 and 1,356,940.90 is: 2,035,495.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143,454.38 : 7,715,502.33 = 1,356,940.90 : x
  2. Step 2: Convert to fraction form
    5,143,454.38/7,715,502.33 = 1,356,940.90/x
  3. Step 3: Cross multiply
    5,143,454.38x = 7,715,502.33 × 1,356,940.90
  4. Step 4: Simplify right side
    5,143,454.38x = 10,469,480,675,622.30
  5. Step 5: Solve for x
    x = 10,469,480,675,622.30/5,143,454.38
  6. Step 6: Final answer
    x = 2,035,495.97

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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.