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Finding the Third Proportional to 376,718 and 827,794

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Solution

The third proportional to 376,718 and 827,794 is: 1,818,981.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,718 : 827,794 = 827,794 : x
  2. Step 2: Convert to fraction form
    376,718/827,794 = 827,794/x
  3. Step 3: Cross multiply
    376,718x = 827,794 × 827,794
  4. Step 4: Simplify right side
    376,718x = 685,242,906,436
  5. Step 5: Solve for x
    x = 685,242,906,436/376,718
  6. Step 6: Final answer
    x = 1,818,981.06

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.