Home / 3,454,279.72-5,181,480.06-1,324,485.16

Finding the Fourth Proportional to 3,454,279.72, 5,181,480.06 and 1,324,485.16

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Solution

The fourth proportional to 3,454,279.72, 5,181,480.06 and 1,324,485.16 is: 1,986,750.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,279.72 : 5,181,480.06 = 1,324,485.16 : x
  2. Step 2: Convert to fraction form
    3,454,279.72/5,181,480.06 = 1,324,485.16/x
  3. Step 3: Cross multiply
    3,454,279.72x = 5,181,480.06 × 1,324,485.16
  4. Step 4: Simplify right side
    3,454,279.72x = 6,862,793,446,305.91
  5. Step 5: Solve for x
    x = 6,862,793,446,305.91/3,454,279.72
  6. Step 6: Final answer
    x = 1,986,750.93

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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.