Home / 1,422.56-2,141.39-1,014.52

Finding the Fourth Proportional to 1,422.56, 2,141.39 and 1,014.52

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Solution

The fourth proportional to 1,422.56, 2,141.39 and 1,014.52 is: 1,527.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422.56 : 2,141.39 = 1,014.52 : x
  2. Step 2: Convert to fraction form
    1,422.56/2,141.39 = 1,014.52/x
  3. Step 3: Cross multiply
    1,422.56x = 2,141.39 × 1,014.52
  4. Step 4: Simplify right side
    1,422.56x = 2,172,482.98
  5. Step 5: Solve for x
    x = 2,172,482.98/1,422.56
  6. Step 6: Final answer
    x = 1,527.16

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.