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Finding the Third Proportional to 3,976,066 and 6,120,471

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Solution

The third proportional to 3,976,066 and 6,120,471 is: 9,421,414.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,066 : 6,120,471 = 6,120,471 : x
  2. Step 2: Convert to fraction form
    3,976,066/6,120,471 = 6,120,471/x
  3. Step 3: Cross multiply
    3,976,066x = 6,120,471 × 6,120,471
  4. Step 4: Simplify right side
    3,976,066x = 37,460,165,261,841
  5. Step 5: Solve for x
    x = 37,460,165,261,841/3,976,066
  6. Step 6: Final answer
    x = 9,421,414.35

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.