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Finding the Third Proportional to 3,726,198 and 5,273,640

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Solution

The third proportional to 3,726,198 and 5,273,640 is: 7,463,714.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726,198 : 5,273,640 = 5,273,640 : x
  2. Step 2: Convert to fraction form
    3,726,198/5,273,640 = 5,273,640/x
  3. Step 3: Cross multiply
    3,726,198x = 5,273,640 × 5,273,640
  4. Step 4: Simplify right side
    3,726,198x = 27,811,278,849,600
  5. Step 5: Solve for x
    x = 27,811,278,849,600/3,726,198
  6. Step 6: Final answer
    x = 7,463,714.72

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.