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Finding the Third Proportional to 452,690 and 995,772

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Solution

The third proportional to 452,690 and 995,772 is: 2,190,377.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,690 : 995,772 = 995,772 : x
  2. Step 2: Convert to fraction form
    452,690/995,772 = 995,772/x
  3. Step 3: Cross multiply
    452,690x = 995,772 × 995,772
  4. Step 4: Simplify right side
    452,690x = 991,561,875,984
  5. Step 5: Solve for x
    x = 991,561,875,984/452,690
  6. Step 6: Final answer
    x = 2,190,377.25

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.