Home / 1,142,691.56-1,714,826.07-394,737.56

Finding the Fourth Proportional to 1,142,691.56, 1,714,826.07 and 394,737.56

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Solution

The fourth proportional to 1,142,691.56, 1,714,826.07 and 394,737.56 is: 592,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,691.56 : 1,714,826.07 = 394,737.56 : x
  2. Step 2: Convert to fraction form
    1,142,691.56/1,714,826.07 = 394,737.56/x
  3. Step 3: Cross multiply
    1,142,691.56x = 1,714,826.07 × 394,737.56
  4. Step 4: Simplify right side
    1,142,691.56x = 676,906,250,122.06
  5. Step 5: Solve for x
    x = 676,906,250,122.06/1,142,691.56
  6. Step 6: Final answer
    x = 592,378.80

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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.