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Finding the Third Proportional to 1,267,521 and 2,818,395

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Solution

The third proportional to 1,267,521 and 2,818,395 is: 6,266,839.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,521 : 2,818,395 = 2,818,395 : x
  2. Step 2: Convert to fraction form
    1,267,521/2,818,395 = 2,818,395/x
  3. Step 3: Cross multiply
    1,267,521x = 2,818,395 × 2,818,395
  4. Step 4: Simplify right side
    1,267,521x = 7,943,350,376,025
  5. Step 5: Solve for x
    x = 7,943,350,376,025/1,267,521
  6. Step 6: Final answer
    x = 6,266,839.27

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.