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Finding the Third Proportional to 3,721,092.75 and 5,603,418

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Solution

The third proportional to 3,721,092.75 and 5,603,418 is: 8,437,922.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,092.75 : 5,603,418 = 5,603,418 : x
  2. Step 2: Convert to fraction form
    3,721,092.75/5,603,418 = 5,603,418/x
  3. Step 3: Cross multiply
    3,721,092.75x = 5,603,418 × 5,603,418
  4. Step 4: Simplify right side
    3,721,092.75x = 31,398,293,282,724
  5. Step 5: Solve for x
    x = 31,398,293,282,724/3,721,092.75
  6. Step 6: Final answer
    x = 8,437,922.78

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.