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Finding the Third Proportional to 815,062.50 and 1,126,185.75

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Solution

The third proportional to 815,062.50 and 1,126,185.75 is: 1,556,070.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,062.50 : 1,126,185.75 = 1,126,185.75 : x
  2. Step 2: Convert to fraction form
    815,062.50/1,126,185.75 = 1,126,185.75/x
  3. Step 3: Cross multiply
    815,062.50x = 1,126,185.75 × 1,126,185.75
  4. Step 4: Simplify right side
    815,062.50x = 1,268,294,343,503.06
  5. Step 5: Solve for x
    x = 1,268,294,343,503.06/815,062.50
  6. Step 6: Final answer
    x = 1,556,070.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.