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Finding the Third Proportional to 667,727 and 1,574,672

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Solution

The third proportional to 667,727 and 1,574,672 is: 3,713,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,727 : 1,574,672 = 1,574,672 : x
  2. Step 2: Convert to fraction form
    667,727/1,574,672 = 1,574,672/x
  3. Step 3: Cross multiply
    667,727x = 1,574,672 × 1,574,672
  4. Step 4: Simplify right side
    667,727x = 2,479,591,907,584
  5. Step 5: Solve for x
    x = 2,479,591,907,584/667,727
  6. Step 6: Final answer
    x = 3,713,481.57

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.