Home / 1,193,086.19-1,789,909.62-394,367.81

Finding the Fourth Proportional to 1,193,086.19, 1,789,909.62 and 394,367.81

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Solution

The fourth proportional to 1,193,086.19, 1,789,909.62 and 394,367.81 is: 591,644.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,086.19 : 1,789,909.62 = 394,367.81 : x
  2. Step 2: Convert to fraction form
    1,193,086.19/1,789,909.62 = 394,367.81/x
  3. Step 3: Cross multiply
    1,193,086.19x = 1,789,909.62 × 394,367.81
  4. Step 4: Simplify right side
    1,193,086.19x = 705,882,726,508.91
  5. Step 5: Solve for x
    x = 705,882,726,508.91/1,193,086.19
  6. Step 6: Final answer
    x = 591,644.37

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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.