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Finding the Third Proportional to 703,153 and 995,607

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Solution

The third proportional to 703,153 and 995,607 is: 1,409,697.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,153 : 995,607 = 995,607 : x
  2. Step 2: Convert to fraction form
    703,153/995,607 = 995,607/x
  3. Step 3: Cross multiply
    703,153x = 995,607 × 995,607
  4. Step 4: Simplify right side
    703,153x = 991,233,298,449
  5. Step 5: Solve for x
    x = 991,233,298,449/703,153
  6. Step 6: Final answer
    x = 1,409,697.89

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.