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Finding the Third Proportional to 1,304,786.25 and 2,811,646.13

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Solution

The third proportional to 1,304,786.25 and 2,811,646.13 is: 6,058,734.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,786.25 : 2,811,646.13 = 2,811,646.13 : x
  2. Step 2: Convert to fraction form
    1,304,786.25/2,811,646.13 = 2,811,646.13/x
  3. Step 3: Cross multiply
    1,304,786.25x = 2,811,646.13 × 2,811,646.13
  4. Step 4: Simplify right side
    1,304,786.25x = 7,905,353,932,227.52
  5. Step 5: Solve for x
    x = 7,905,353,932,227.52/1,304,786.25
  6. Step 6: Final answer
    x = 6,058,734.86

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.