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Finding the Third Proportional to 845,419.50 and 1,310,575.50

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Solution

The third proportional to 845,419.50 and 1,310,575.50 is: 2,031,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,419.50 : 1,310,575.50 = 1,310,575.50 : x
  2. Step 2: Convert to fraction form
    845,419.50/1,310,575.50 = 1,310,575.50/x
  3. Step 3: Cross multiply
    845,419.50x = 1,310,575.50 × 1,310,575.50
  4. Step 4: Simplify right side
    845,419.50x = 1,717,608,141,200.25
  5. Step 5: Solve for x
    x = 1,717,608,141,200.25/845,419.50
  6. Step 6: Final answer
    x = 2,031,663.74

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.