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Finding the Third Proportional to 876,630 and 1,314,966

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Solution

The third proportional to 876,630 and 1,314,966 is: 1,972,480.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,630 : 1,314,966 = 1,314,966 : x
  2. Step 2: Convert to fraction form
    876,630/1,314,966 = 1,314,966/x
  3. Step 3: Cross multiply
    876,630x = 1,314,966 × 1,314,966
  4. Step 4: Simplify right side
    876,630x = 1,729,135,581,156
  5. Step 5: Solve for x
    x = 1,729,135,581,156/876,630
  6. Step 6: Final answer
    x = 1,972,480.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.