Home / 1,519.37-2,267.13-1,426.49

Finding the Fourth Proportional to 1,519.37, 2,267.13 and 1,426.49

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Solution

The fourth proportional to 1,519.37, 2,267.13 and 1,426.49 is: 2,128.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519.37 : 2,267.13 = 1,426.49 : x
  2. Step 2: Convert to fraction form
    1,519.37/2,267.13 = 1,426.49/x
  3. Step 3: Cross multiply
    1,519.37x = 2,267.13 × 1,426.49
  4. Step 4: Simplify right side
    1,519.37x = 3,234,038.27
  5. Step 5: Solve for x
    x = 3,234,038.27/1,519.37
  6. Step 6: Final answer
    x = 2,128.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.