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Finding the Third Proportional to 627,684 and 1,372,737

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Solution

The third proportional to 627,684 and 1,372,737 is: 3,002,158.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,684 : 1,372,737 = 1,372,737 : x
  2. Step 2: Convert to fraction form
    627,684/1,372,737 = 1,372,737/x
  3. Step 3: Cross multiply
    627,684x = 1,372,737 × 1,372,737
  4. Step 4: Simplify right side
    627,684x = 1,884,406,871,169
  5. Step 5: Solve for x
    x = 1,884,406,871,169/627,684
  6. Step 6: Final answer
    x = 3,002,158.52

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.