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Finding the Third Proportional to 627,352 and 1,372,638

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Solution

The third proportional to 627,352 and 1,372,638 is: 3,003,314.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,352 : 1,372,638 = 1,372,638 : x
  2. Step 2: Convert to fraction form
    627,352/1,372,638 = 1,372,638/x
  3. Step 3: Cross multiply
    627,352x = 1,372,638 × 1,372,638
  4. Step 4: Simplify right side
    627,352x = 1,884,135,079,044
  5. Step 5: Solve for x
    x = 1,884,135,079,044/627,352
  6. Step 6: Final answer
    x = 3,003,314.06

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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.