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Finding the Third Proportional to 2,479,163.84 and 3,511,151.61

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Solution

The third proportional to 2,479,163.84 and 3,511,151.61 is: 4,972,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479,163.84 : 3,511,151.61 = 3,511,151.61 : x
  2. Step 2: Convert to fraction form
    2,479,163.84/3,511,151.61 = 3,511,151.61/x
  3. Step 3: Cross multiply
    2,479,163.84x = 3,511,151.61 × 3,511,151.61
  4. Step 4: Simplify right side
    2,479,163.84x = 12,328,185,651,447.17
  5. Step 5: Solve for x
    x = 12,328,185,651,447.17/2,479,163.84
  6. Step 6: Final answer
    x = 4,972,719.22

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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.