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Finding the Fourth Proportional to 5,608,753.62, 7,739,896.59 and 3,544,876.86

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Solution

The fourth proportional to 5,608,753.62, 7,739,896.59 and 3,544,876.86 is: 4,891,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608,753.62 : 7,739,896.59 = 3,544,876.86 : x
  2. Step 2: Convert to fraction form
    5,608,753.62/7,739,896.59 = 3,544,876.86/x
  3. Step 3: Cross multiply
    5,608,753.62x = 7,739,896.59 × 3,544,876.86
  4. Step 4: Simplify right side
    5,608,753.62x = 27,436,980,320,683.91
  5. Step 5: Solve for x
    x = 27,436,980,320,683.91/5,608,753.62
  6. Step 6: Final answer
    x = 4,891,814.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.