Home / 1,193,104.86-1,789,398.09-394,197.18

Finding the Fourth Proportional to 1,193,104.86, 1,789,398.09 and 394,197.18

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Solution

The fourth proportional to 1,193,104.86, 1,789,398.09 and 394,197.18 is: 591,210.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,104.86 : 1,789,398.09 = 394,197.18 : x
  2. Step 2: Convert to fraction form
    1,193,104.86/1,789,398.09 = 394,197.18/x
  3. Step 3: Cross multiply
    1,193,104.86x = 1,789,398.09 × 394,197.18
  4. Step 4: Simplify right side
    1,193,104.86x = 705,375,680,975.39
  5. Step 5: Solve for x
    x = 705,375,680,975.39/1,193,104.86
  6. Step 6: Final answer
    x = 591,210.13

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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.