Home / 1,481.81-2,217.23-1,219.37

Finding the Fourth Proportional to 1,481.81, 2,217.23 and 1,219.37

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Solution

The fourth proportional to 1,481.81, 2,217.23 and 1,219.37 is: 1,824.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481.81 : 2,217.23 = 1,219.37 : x
  2. Step 2: Convert to fraction form
    1,481.81/2,217.23 = 1,219.37/x
  3. Step 3: Cross multiply
    1,481.81x = 2,217.23 × 1,219.37
  4. Step 4: Simplify right side
    1,481.81x = 2,703,623.75
  5. Step 5: Solve for x
    x = 2,703,623.75/1,481.81
  6. Step 6: Final answer
    x = 1,824.54

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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.