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Finding the Third Proportional to 2,124,198 and 3,203,930

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Solution

The third proportional to 2,124,198 and 3,203,930 is: 4,832,490.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,198 : 3,203,930 = 3,203,930 : x
  2. Step 2: Convert to fraction form
    2,124,198/3,203,930 = 3,203,930/x
  3. Step 3: Cross multiply
    2,124,198x = 3,203,930 × 3,203,930
  4. Step 4: Simplify right side
    2,124,198x = 10,265,167,444,900
  5. Step 5: Solve for x
    x = 10,265,167,444,900/2,124,198
  6. Step 6: Final answer
    x = 4,832,490.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.