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Finding the Third Proportional to 1,202,125 and 2,538,386

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Solution

The third proportional to 1,202,125 and 2,538,386 is: 5,360,011.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,125 : 2,538,386 = 2,538,386 : x
  2. Step 2: Convert to fraction form
    1,202,125/2,538,386 = 2,538,386/x
  3. Step 3: Cross multiply
    1,202,125x = 2,538,386 × 2,538,386
  4. Step 4: Simplify right side
    1,202,125x = 6,443,403,484,996
  5. Step 5: Solve for x
    x = 6,443,403,484,996/1,202,125
  6. Step 6: Final answer
    x = 5,360,011.22

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.