Home / 1,454.02-2,180.67-632.02

Finding the Fourth Proportional to 1,454.02, 2,180.67 and 632.02

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Solution

The fourth proportional to 1,454.02, 2,180.67 and 632.02 is: 947.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.02 : 2,180.67 = 632.02 : x
  2. Step 2: Convert to fraction form
    1,454.02/2,180.67 = 632.02/x
  3. Step 3: Cross multiply
    1,454.02x = 2,180.67 × 632.02
  4. Step 4: Simplify right side
    1,454.02x = 1,378,227.05
  5. Step 5: Solve for x
    x = 1,378,227.05/1,454.02
  6. Step 6: Final answer
    x = 947.87

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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.