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Finding the Third Proportional to 377,946 and 819,882

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Solution

The third proportional to 377,946 and 819,882 is: 1,778,578.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,946 : 819,882 = 819,882 : x
  2. Step 2: Convert to fraction form
    377,946/819,882 = 819,882/x
  3. Step 3: Cross multiply
    377,946x = 819,882 × 819,882
  4. Step 4: Simplify right side
    377,946x = 672,206,493,924
  5. Step 5: Solve for x
    x = 672,206,493,924/377,946
  6. Step 6: Final answer
    x = 1,778,578.14

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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.