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Finding the Third Proportional to 2,729,868 and 4,281,966

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Solution

The third proportional to 2,729,868 and 4,281,966 is: 6,716,527.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,868 : 4,281,966 = 4,281,966 : x
  2. Step 2: Convert to fraction form
    2,729,868/4,281,966 = 4,281,966/x
  3. Step 3: Cross multiply
    2,729,868x = 4,281,966 × 4,281,966
  4. Step 4: Simplify right side
    2,729,868x = 18,335,232,825,156
  5. Step 5: Solve for x
    x = 18,335,232,825,156/2,729,868
  6. Step 6: Final answer
    x = 6,716,527.26

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.