Home / 1,193,078.52-1,789,898.07-394,360.11

Finding the Fourth Proportional to 1,193,078.52, 1,789,898.07 and 394,360.11

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Solution

The fourth proportional to 1,193,078.52, 1,789,898.07 and 394,360.11 is: 591,632.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,078.52 : 1,789,898.07 = 394,360.11 : x
  2. Step 2: Convert to fraction form
    1,193,078.52/1,789,898.07 = 394,360.11/x
  3. Step 3: Cross multiply
    1,193,078.52x = 1,789,898.07 × 394,360.11
  4. Step 4: Simplify right side
    1,193,078.52x = 705,864,399,773.99
  5. Step 5: Solve for x
    x = 705,864,399,773.99/1,193,078.52
  6. Step 6: Final answer
    x = 591,632.81

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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.