Home / 2,079.04-3,119.44-1,040.08

Finding the Fourth Proportional to 2,079.04, 3,119.44 and 1,040.08

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Solution

The fourth proportional to 2,079.04, 3,119.44 and 1,040.08 is: 1,560.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079.04 : 3,119.44 = 1,040.08 : x
  2. Step 2: Convert to fraction form
    2,079.04/3,119.44 = 1,040.08/x
  3. Step 3: Cross multiply
    2,079.04x = 3,119.44 × 1,040.08
  4. Step 4: Simplify right side
    2,079.04x = 3,244,467.16
  5. Step 5: Solve for x
    x = 3,244,467.16/2,079.04
  6. Step 6: Final answer
    x = 1,560.56

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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.