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Finding the Third Proportional to 667,566 and 1,479,270

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Solution

The third proportional to 667,566 and 1,479,270 is: 3,277,937.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,566 : 1,479,270 = 1,479,270 : x
  2. Step 2: Convert to fraction form
    667,566/1,479,270 = 1,479,270/x
  3. Step 3: Cross multiply
    667,566x = 1,479,270 × 1,479,270
  4. Step 4: Simplify right side
    667,566x = 2,188,239,732,900
  5. Step 5: Solve for x
    x = 2,188,239,732,900/667,566
  6. Step 6: Final answer
    x = 3,277,937.66

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.