Home / 1,426.98-2,140.22-1,014.86

Finding the Fourth Proportional to 1,426.98, 2,140.22 and 1,014.86

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Solution

The fourth proportional to 1,426.98, 2,140.22 and 1,014.86 is: 1,522.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426.98 : 2,140.22 = 1,014.86 : x
  2. Step 2: Convert to fraction form
    1,426.98/2,140.22 = 1,014.86/x
  3. Step 3: Cross multiply
    1,426.98x = 2,140.22 × 1,014.86
  4. Step 4: Simplify right side
    1,426.98x = 2,172,023.67
  5. Step 5: Solve for x
    x = 2,172,023.67/1,426.98
  6. Step 6: Final answer
    x = 1,522.11

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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.