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Finding the Third Proportional to 3,047,909.13 and 4,179,513.62

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Solution

The third proportional to 3,047,909.13 and 4,179,513.62 is: 5,731,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047,909.13 : 4,179,513.62 = 4,179,513.62 : x
  2. Step 2: Convert to fraction form
    3,047,909.13/4,179,513.62 = 4,179,513.62/x
  3. Step 3: Cross multiply
    3,047,909.13x = 4,179,513.62 × 4,179,513.62
  4. Step 4: Simplify right side
    3,047,909.13x = 17,468,334,108,908.61
  5. Step 5: Solve for x
    x = 17,468,334,108,908.61/3,047,909.13
  6. Step 6: Final answer
    x = 5,731,251.60

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.