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Finding the Third Proportional to 1,206,869 and 1,662,475

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Solution

The third proportional to 1,206,869 and 1,662,475 is: 2,290,077.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,869 : 1,662,475 = 1,662,475 : x
  2. Step 2: Convert to fraction form
    1,206,869/1,662,475 = 1,662,475/x
  3. Step 3: Cross multiply
    1,206,869x = 1,662,475 × 1,662,475
  4. Step 4: Simplify right side
    1,206,869x = 2,763,823,125,625
  5. Step 5: Solve for x
    x = 2,763,823,125,625/1,206,869
  6. Step 6: Final answer
    x = 2,290,077.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.