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Finding the Third Proportional to 1,376,121 and 2,125,539

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Solution

The third proportional to 1,376,121 and 2,125,539 is: 3,283,080.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,121 : 2,125,539 = 2,125,539 : x
  2. Step 2: Convert to fraction form
    1,376,121/2,125,539 = 2,125,539/x
  3. Step 3: Cross multiply
    1,376,121x = 2,125,539 × 2,125,539
  4. Step 4: Simplify right side
    1,376,121x = 4,517,916,040,521
  5. Step 5: Solve for x
    x = 4,517,916,040,521/1,376,121
  6. Step 6: Final answer
    x = 3,283,080.51

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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.