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Finding the Third Proportional to 667,753 and 1,034,821.50

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Solution

The third proportional to 667,753 and 1,034,821.50 is: 1,603,670.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,753 : 1,034,821.50 = 1,034,821.50 : x
  2. Step 2: Convert to fraction form
    667,753/1,034,821.50 = 1,034,821.50/x
  3. Step 3: Cross multiply
    667,753x = 1,034,821.50 × 1,034,821.50
  4. Step 4: Simplify right side
    667,753x = 1,070,855,536,862.25
  5. Step 5: Solve for x
    x = 1,070,855,536,862.25/667,753
  6. Step 6: Final answer
    x = 1,603,670.12

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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.