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Finding the Third Proportional to 750,908.50 and 1,555,020.50

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Solution

The third proportional to 750,908.50 and 1,555,020.50 is: 3,220,217.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,908.50 : 1,555,020.50 = 1,555,020.50 : x
  2. Step 2: Convert to fraction form
    750,908.50/1,555,020.50 = 1,555,020.50/x
  3. Step 3: Cross multiply
    750,908.50x = 1,555,020.50 × 1,555,020.50
  4. Step 4: Simplify right side
    750,908.50x = 2,418,088,755,420.25
  5. Step 5: Solve for x
    x = 2,418,088,755,420.25/750,908.50
  6. Step 6: Final answer
    x = 3,220,217.58

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.