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Finding the Third Proportional to 1,192,129 and 2,554,709

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Solution

The third proportional to 1,192,129 and 2,554,709 is: 5,474,691.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,129 : 2,554,709 = 2,554,709 : x
  2. Step 2: Convert to fraction form
    1,192,129/2,554,709 = 2,554,709/x
  3. Step 3: Cross multiply
    1,192,129x = 2,554,709 × 2,554,709
  4. Step 4: Simplify right side
    1,192,129x = 6,526,538,074,681
  5. Step 5: Solve for x
    x = 6,526,538,074,681/1,192,129
  6. Step 6: Final answer
    x = 5,474,691.14

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.