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Finding the Third Proportional to 607,867 and 1,322,759

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Solution

The third proportional to 607,867 and 1,322,759 is: 2,878,411.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,867 : 1,322,759 = 1,322,759 : x
  2. Step 2: Convert to fraction form
    607,867/1,322,759 = 1,322,759/x
  3. Step 3: Cross multiply
    607,867x = 1,322,759 × 1,322,759
  4. Step 4: Simplify right side
    607,867x = 1,749,691,372,081
  5. Step 5: Solve for x
    x = 1,749,691,372,081/607,867
  6. Step 6: Final answer
    x = 2,878,411.51

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.