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Finding the Third Proportional to 755,949 and 1,170,489

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Solution

The third proportional to 755,949 and 1,170,489 is: 1,812,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,949 : 1,170,489 = 1,170,489 : x
  2. Step 2: Convert to fraction form
    755,949/1,170,489 = 1,170,489/x
  3. Step 3: Cross multiply
    755,949x = 1,170,489 × 1,170,489
  4. Step 4: Simplify right side
    755,949x = 1,370,044,499,121
  5. Step 5: Solve for x
    x = 1,370,044,499,121/755,949
  6. Step 6: Final answer
    x = 1,812,350.44

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.