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Finding the Third Proportional to 711,234 and 1,550,286

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Solution

The third proportional to 711,234 and 1,550,286 is: 3,379,178.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,234 : 1,550,286 = 1,550,286 : x
  2. Step 2: Convert to fraction form
    711,234/1,550,286 = 1,550,286/x
  3. Step 3: Cross multiply
    711,234x = 1,550,286 × 1,550,286
  4. Step 4: Simplify right side
    711,234x = 2,403,386,681,796
  5. Step 5: Solve for x
    x = 2,403,386,681,796/711,234
  6. Step 6: Final answer
    x = 3,379,178.56

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.