Home / 1,193,354.92-1,789,854.58-394,640.64

Finding the Fourth Proportional to 1,193,354.92, 1,789,854.58 and 394,640.64

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Solution

The fourth proportional to 1,193,354.92, 1,789,854.58 and 394,640.64 is: 591,902.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,354.92 : 1,789,854.58 = 394,640.64 : x
  2. Step 2: Convert to fraction form
    1,193,354.92/1,789,854.58 = 394,640.64/x
  3. Step 3: Cross multiply
    1,193,354.92x = 1,789,854.58 × 394,640.64
  4. Step 4: Simplify right side
    1,193,354.92x = 706,349,356,958.13
  5. Step 5: Solve for x
    x = 706,349,356,958.13/1,193,354.92
  6. Step 6: Final answer
    x = 591,902.16

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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.