Home / 1,826.67-2,520.48-1,080.26

Finding the Fourth Proportional to 1,826.67, 2,520.48 and 1,080.26

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Solution

The fourth proportional to 1,826.67, 2,520.48 and 1,080.26 is: 1,490.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.67 : 2,520.48 = 1,080.26 : x
  2. Step 2: Convert to fraction form
    1,826.67/2,520.48 = 1,080.26/x
  3. Step 3: Cross multiply
    1,826.67x = 2,520.48 × 1,080.26
  4. Step 4: Simplify right side
    1,826.67x = 2,722,773.72
  5. Step 5: Solve for x
    x = 2,722,773.72/1,826.67
  6. Step 6: Final answer
    x = 1,490.57

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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.