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Finding the Third Proportional to 1,806.19 and 1,995.19

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Solution

The third proportional to 1,806.19 and 1,995.19 is: 2,203.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806.19 : 1,995.19 = 1,995.19 : x
  2. Step 2: Convert to fraction form
    1,806.19/1,995.19 = 1,995.19/x
  3. Step 3: Cross multiply
    1,806.19x = 1,995.19 × 1,995.19
  4. Step 4: Simplify right side
    1,806.19x = 3,980,773.16
  5. Step 5: Solve for x
    x = 3,980,773.16/1,806.19
  6. Step 6: Final answer
    x = 2,203.96

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.