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Finding the Third Proportional to 3,976,810 and 6,221,093

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Solution

The third proportional to 3,976,810 and 6,221,093 is: 9,731,920.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,810 : 6,221,093 = 6,221,093 : x
  2. Step 2: Convert to fraction form
    3,976,810/6,221,093 = 6,221,093/x
  3. Step 3: Cross multiply
    3,976,810x = 6,221,093 × 6,221,093
  4. Step 4: Simplify right side
    3,976,810x = 38,701,998,114,649
  5. Step 5: Solve for x
    x = 38,701,998,114,649/3,976,810
  6. Step 6: Final answer
    x = 9,731,920.34

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.