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Finding the Third Proportional to 627,108 and 1,352,520

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Solution

The third proportional to 627,108 and 1,352,520 is: 2,917,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,108 : 1,352,520 = 1,352,520 : x
  2. Step 2: Convert to fraction form
    627,108/1,352,520 = 1,352,520/x
  3. Step 3: Cross multiply
    627,108x = 1,352,520 × 1,352,520
  4. Step 4: Simplify right side
    627,108x = 1,829,310,350,400
  5. Step 5: Solve for x
    x = 1,829,310,350,400/627,108
  6. Step 6: Final answer
    x = 2,917,057.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.