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Finding the Third Proportional to 667,939.50 and 1,359,207

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Solution

The third proportional to 667,939.50 and 1,359,207 is: 2,765,884.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,939.50 : 1,359,207 = 1,359,207 : x
  2. Step 2: Convert to fraction form
    667,939.50/1,359,207 = 1,359,207/x
  3. Step 3: Cross multiply
    667,939.50x = 1,359,207 × 1,359,207
  4. Step 4: Simplify right side
    667,939.50x = 1,847,443,668,849
  5. Step 5: Solve for x
    x = 1,847,443,668,849/667,939.50
  6. Step 6: Final answer
    x = 2,765,884.74

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.