Home / 1,091,516.14-1,635,279.13-791,251.98

Finding the Fourth Proportional to 1,091,516.14, 1,635,279.13 and 791,251.98

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Solution

The fourth proportional to 1,091,516.14, 1,635,279.13 and 791,251.98 is: 1,185,431.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,516.14 : 1,635,279.13 = 791,251.98 : x
  2. Step 2: Convert to fraction form
    1,091,516.14/1,635,279.13 = 791,251.98/x
  3. Step 3: Cross multiply
    1,091,516.14x = 1,635,279.13 × 791,251.98
  4. Step 4: Simplify right side
    1,091,516.14x = 1,293,917,844,321.95
  5. Step 5: Solve for x
    x = 1,293,917,844,321.95/1,091,516.14
  6. Step 6: Final answer
    x = 1,185,431.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.