Home / 4,743,072.38-7,114,805.42-1,377,279.38

Finding the Fourth Proportional to 4,743,072.38, 7,114,805.42 and 1,377,279.38

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Solution

The fourth proportional to 4,743,072.38, 7,114,805.42 and 1,377,279.38 is: 2,065,976.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743,072.38 : 7,114,805.42 = 1,377,279.38 : x
  2. Step 2: Convert to fraction form
    4,743,072.38/7,114,805.42 = 1,377,279.38/x
  3. Step 3: Cross multiply
    4,743,072.38x = 7,114,805.42 × 1,377,279.38
  4. Step 4: Simplify right side
    4,743,072.38x = 9,799,074,755,217.82
  5. Step 5: Solve for x
    x = 9,799,074,755,217.82/4,743,072.38
  6. Step 6: Final answer
    x = 2,065,976.22

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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.