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Finding the Third Proportional to 936.98 and 2,040.19

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Solution

The third proportional to 936.98 and 2,040.19 is: 4,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    936.98 : 2,040.19 = 2,040.19 : x
  2. Step 2: Convert to fraction form
    936.98/2,040.19 = 2,040.19/x
  3. Step 3: Cross multiply
    936.98x = 2,040.19 × 2,040.19
  4. Step 4: Simplify right side
    936.98x = 4,162,365.04
  5. Step 5: Solve for x
    x = 4,162,365.04/936.98
  6. Step 6: Final answer
    x = 4,442.30

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.