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Finding the Third Proportional to 607,866 and 1,318,764

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Solution

The third proportional to 607,866 and 1,318,764 is: 2,861,055.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,866 : 1,318,764 = 1,318,764 : x
  2. Step 2: Convert to fraction form
    607,866/1,318,764 = 1,318,764/x
  3. Step 3: Cross multiply
    607,866x = 1,318,764 × 1,318,764
  4. Step 4: Simplify right side
    607,866x = 1,739,138,487,696
  5. Step 5: Solve for x
    x = 1,739,138,487,696/607,866
  6. Step 6: Final answer
    x = 2,861,055.71

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.