Home / 1,823.18-2,733.68-1,432.22

Finding the Fourth Proportional to 1,823.18, 2,733.68 and 1,432.22

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Solution

The fourth proportional to 1,823.18, 2,733.68 and 1,432.22 is: 2,147.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.18 : 2,733.68 = 1,432.22 : x
  2. Step 2: Convert to fraction form
    1,823.18/2,733.68 = 1,432.22/x
  3. Step 3: Cross multiply
    1,823.18x = 2,733.68 × 1,432.22
  4. Step 4: Simplify right side
    1,823.18x = 3,915,221.08
  5. Step 5: Solve for x
    x = 3,915,221.08/1,823.18
  6. Step 6: Final answer
    x = 2,147.47

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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.