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Finding the Third Proportional to 635,909 and 1,382,262

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Solution

The third proportional to 635,909 and 1,382,262 is: 3,004,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,909 : 1,382,262 = 1,382,262 : x
  2. Step 2: Convert to fraction form
    635,909/1,382,262 = 1,382,262/x
  3. Step 3: Cross multiply
    635,909x = 1,382,262 × 1,382,262
  4. Step 4: Simplify right side
    635,909x = 1,910,648,236,644
  5. Step 5: Solve for x
    x = 1,910,648,236,644/635,909
  6. Step 6: Final answer
    x = 3,004,593.80

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.