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Finding the Third Proportional to 661,190 and 982,065

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Solution

The third proportional to 661,190 and 982,065 is: 1,458,660.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,190 : 982,065 = 982,065 : x
  2. Step 2: Convert to fraction form
    661,190/982,065 = 982,065/x
  3. Step 3: Cross multiply
    661,190x = 982,065 × 982,065
  4. Step 4: Simplify right side
    661,190x = 964,451,664,225
  5. Step 5: Solve for x
    x = 964,451,664,225/661,190
  6. Step 6: Final answer
    x = 1,458,660.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.