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Finding the Third Proportional to 627,192 and 1,366,272

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Solution

The third proportional to 627,192 and 1,366,272 is: 2,976,280.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,192 : 1,366,272 = 1,366,272 : x
  2. Step 2: Convert to fraction form
    627,192/1,366,272 = 1,366,272/x
  3. Step 3: Cross multiply
    627,192x = 1,366,272 × 1,366,272
  4. Step 4: Simplify right side
    627,192x = 1,866,699,177,984
  5. Step 5: Solve for x
    x = 1,866,699,177,984/627,192
  6. Step 6: Final answer
    x = 2,976,280.27

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.