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Finding the Third Proportional to 771,842 and 1,192,755

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Solution

The third proportional to 771,842 and 1,192,755 is: 1,843,206.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,842 : 1,192,755 = 1,192,755 : x
  2. Step 2: Convert to fraction form
    771,842/1,192,755 = 1,192,755/x
  3. Step 3: Cross multiply
    771,842x = 1,192,755 × 1,192,755
  4. Step 4: Simplify right side
    771,842x = 1,422,664,490,025
  5. Step 5: Solve for x
    x = 1,422,664,490,025/771,842
  6. Step 6: Final answer
    x = 1,843,206.89

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.