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Finding the Third Proportional to 1,100,816.50 and 1,550,191.50

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Solution

The third proportional to 1,100,816.50 and 1,550,191.50 is: 2,183,010.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,816.50 : 1,550,191.50 = 1,550,191.50 : x
  2. Step 2: Convert to fraction form
    1,100,816.50/1,550,191.50 = 1,550,191.50/x
  3. Step 3: Cross multiply
    1,100,816.50x = 1,550,191.50 × 1,550,191.50
  4. Step 4: Simplify right side
    1,100,816.50x = 2,403,093,686,672.25
  5. Step 5: Solve for x
    x = 2,403,093,686,672.25/1,100,816.50
  6. Step 6: Final answer
    x = 2,183,010.24

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.