Home / 1,192,177.96-1,645,139.10-682,913.14

Finding the Fourth Proportional to 1,192,177.96, 1,645,139.10 and 682,913.14

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Solution

The fourth proportional to 1,192,177.96, 1,645,139.10 and 682,913.14 is: 942,382.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,177.96 : 1,645,139.10 = 682,913.14 : x
  2. Step 2: Convert to fraction form
    1,192,177.96/1,645,139.10 = 682,913.14/x
  3. Step 3: Cross multiply
    1,192,177.96x = 1,645,139.10 × 682,913.14
  4. Step 4: Simplify right side
    1,192,177.96x = 1,123,487,108,517.77
  5. Step 5: Solve for x
    x = 1,123,487,108,517.77/1,192,177.96
  6. Step 6: Final answer
    x = 942,382.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.