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Finding the Third Proportional to 545,122 and 822,597

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Solution

The third proportional to 545,122 and 822,597 is: 1,241,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,122 : 822,597 = 822,597 : x
  2. Step 2: Convert to fraction form
    545,122/822,597 = 822,597/x
  3. Step 3: Cross multiply
    545,122x = 822,597 × 822,597
  4. Step 4: Simplify right side
    545,122x = 676,665,824,409
  5. Step 5: Solve for x
    x = 676,665,824,409/545,122
  6. Step 6: Final answer
    x = 1,241,310.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.