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Finding the Third Proportional to 1,247,418 and 2,625,237

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Solution

The third proportional to 1,247,418 and 2,625,237 is: 5,524,907.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,418 : 2,625,237 = 2,625,237 : x
  2. Step 2: Convert to fraction form
    1,247,418/2,625,237 = 2,625,237/x
  3. Step 3: Cross multiply
    1,247,418x = 2,625,237 × 2,625,237
  4. Step 4: Simplify right side
    1,247,418x = 6,891,869,306,169
  5. Step 5: Solve for x
    x = 6,891,869,306,169/1,247,418
  6. Step 6: Final answer
    x = 5,524,907.69

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.