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Finding the Third Proportional to 634,387 and 1,394,952

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Solution

The third proportional to 634,387 and 1,394,952 is: 3,067,356.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,387 : 1,394,952 = 1,394,952 : x
  2. Step 2: Convert to fraction form
    634,387/1,394,952 = 1,394,952/x
  3. Step 3: Cross multiply
    634,387x = 1,394,952 × 1,394,952
  4. Step 4: Simplify right side
    634,387x = 1,945,891,082,304
  5. Step 5: Solve for x
    x = 1,945,891,082,304/634,387
  6. Step 6: Final answer
    x = 3,067,356.49

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.