Home / 1,193,140.60-1,789,991.17-394,422.08

Finding the Fourth Proportional to 1,193,140.60, 1,789,991.17 and 394,422.08

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Solution

The fourth proportional to 1,193,140.60, 1,789,991.17 and 394,422.08 is: 591,725.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,140.60 : 1,789,991.17 = 394,422.08 : x
  2. Step 2: Convert to fraction form
    1,193,140.60/1,789,991.17 = 394,422.08/x
  3. Step 3: Cross multiply
    1,193,140.60x = 1,789,991.17 × 394,422.08
  4. Step 4: Simplify right side
    1,193,140.60x = 706,012,030,517.02
  5. Step 5: Solve for x
    x = 706,012,030,517.02/1,193,140.60
  6. Step 6: Final answer
    x = 591,725.76

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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.