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Finding the Third Proportional to 1,255,608 and 1,995,505.50

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Solution

The third proportional to 1,255,608 and 1,995,505.50 is: 3,171,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,608 : 1,995,505.50 = 1,995,505.50 : x
  2. Step 2: Convert to fraction form
    1,255,608/1,995,505.50 = 1,995,505.50/x
  3. Step 3: Cross multiply
    1,255,608x = 1,995,505.50 × 1,995,505.50
  4. Step 4: Simplify right side
    1,255,608x = 3,982,042,200,530.25
  5. Step 5: Solve for x
    x = 3,982,042,200,530.25/1,255,608
  6. Step 6: Final answer
    x = 3,171,405.57

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.