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Finding the Third Proportional to 887,356 and 1,330,600

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Solution

The third proportional to 887,356 and 1,330,600 is: 1,995,249.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,356 : 1,330,600 = 1,330,600 : x
  2. Step 2: Convert to fraction form
    887,356/1,330,600 = 1,330,600/x
  3. Step 3: Cross multiply
    887,356x = 1,330,600 × 1,330,600
  4. Step 4: Simplify right side
    887,356x = 1,770,496,360,000
  5. Step 5: Solve for x
    x = 1,770,496,360,000/887,356
  6. Step 6: Final answer
    x = 1,995,249.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.