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Finding the Third Proportional to 715,743 and 1,560,087

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Solution

The third proportional to 715,743 and 1,560,087 is: 3,400,482.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,743 : 1,560,087 = 1,560,087 : x
  2. Step 2: Convert to fraction form
    715,743/1,560,087 = 1,560,087/x
  3. Step 3: Cross multiply
    715,743x = 1,560,087 × 1,560,087
  4. Step 4: Simplify right side
    715,743x = 2,433,871,447,569
  5. Step 5: Solve for x
    x = 2,433,871,447,569/715,743
  6. Step 6: Final answer
    x = 3,400,482.36

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.