Home / 1,472.99-2,205.59-1,179.11

Finding the Fourth Proportional to 1,472.99, 2,205.59 and 1,179.11

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Solution

The fourth proportional to 1,472.99, 2,205.59 and 1,179.11 is: 1,765.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.99 : 2,205.59 = 1,179.11 : x
  2. Step 2: Convert to fraction form
    1,472.99/2,205.59 = 1,179.11/x
  3. Step 3: Cross multiply
    1,472.99x = 2,205.59 × 1,179.11
  4. Step 4: Simplify right side
    1,472.99x = 2,600,632.84
  5. Step 5: Solve for x
    x = 2,600,632.84/1,472.99
  6. Step 6: Final answer
    x = 1,765.55

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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.