Home / 1,328,158.57-1,832,850.38-755,198.80

Finding the Fourth Proportional to 1,328,158.57, 1,832,850.38 and 755,198.80

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Solution

The fourth proportional to 1,328,158.57, 1,832,850.38 and 755,198.80 is: 1,042,169.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,158.57 : 1,832,850.38 = 755,198.80 : x
  2. Step 2: Convert to fraction form
    1,328,158.57/1,832,850.38 = 755,198.80/x
  3. Step 3: Cross multiply
    1,328,158.57x = 1,832,850.38 × 755,198.80
  4. Step 4: Simplify right side
    1,328,158.57x = 1,384,166,407,555.54
  5. Step 5: Solve for x
    x = 1,384,166,407,555.54/1,328,158.57
  6. Step 6: Final answer
    x = 1,042,169.54

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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.