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Finding the Third Proportional to 756,884 and 1,631,272

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Solution

The third proportional to 756,884 and 1,631,272 is: 3,515,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,884 : 1,631,272 = 1,631,272 : x
  2. Step 2: Convert to fraction form
    756,884/1,631,272 = 1,631,272/x
  3. Step 3: Cross multiply
    756,884x = 1,631,272 × 1,631,272
  4. Step 4: Simplify right side
    756,884x = 2,661,048,337,984
  5. Step 5: Solve for x
    x = 2,661,048,337,984/756,884
  6. Step 6: Final answer
    x = 3,515,794.15

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.