Home / 791,853.92-1,093,182.42-619,405.52

Finding the Fourth Proportional to 791,853.92, 1,093,182.42 and 619,405.52

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Solution

The fourth proportional to 791,853.92, 1,093,182.42 and 619,405.52 is: 855,111.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,853.92 : 1,093,182.42 = 619,405.52 : x
  2. Step 2: Convert to fraction form
    791,853.92/1,093,182.42 = 619,405.52/x
  3. Step 3: Cross multiply
    791,853.92x = 1,093,182.42 × 619,405.52
  4. Step 4: Simplify right side
    791,853.92x = 677,123,225,314.96
  5. Step 5: Solve for x
    x = 677,123,225,314.96/791,853.92
  6. Step 6: Final answer
    x = 855,111.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.