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Finding the Third Proportional to 906.19 and 1,933.88

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Solution

The third proportional to 906.19 and 1,933.88 is: 4,127.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    906.19 : 1,933.88 = 1,933.88 : x
  2. Step 2: Convert to fraction form
    906.19/1,933.88 = 1,933.88/x
  3. Step 3: Cross multiply
    906.19x = 1,933.88 × 1,933.88
  4. Step 4: Simplify right side
    906.19x = 3,739,872.52
  5. Step 5: Solve for x
    x = 3,739,872.52/906.19
  6. Step 6: Final answer
    x = 4,127.04

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.