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Finding the Third Proportional to 3,448,869 and 5,221,017

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Solution

The third proportional to 3,448,869 and 5,221,017 is: 7,903,755.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,869 : 5,221,017 = 5,221,017 : x
  2. Step 2: Convert to fraction form
    3,448,869/5,221,017 = 5,221,017/x
  3. Step 3: Cross multiply
    3,448,869x = 5,221,017 × 5,221,017
  4. Step 4: Simplify right side
    3,448,869x = 27,259,018,514,289
  5. Step 5: Solve for x
    x = 27,259,018,514,289/3,448,869
  6. Step 6: Final answer
    x = 7,903,755.84

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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.