Home / 2,754,523.80-4,131,785.70-1,904,218.20

Finding the Fourth Proportional to 2,754,523.80, 4,131,785.70 and 1,904,218.20

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Solution

The fourth proportional to 2,754,523.80, 4,131,785.70 and 1,904,218.20 is: 2,856,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,523.80 : 4,131,785.70 = 1,904,218.20 : x
  2. Step 2: Convert to fraction form
    2,754,523.80/4,131,785.70 = 1,904,218.20/x
  3. Step 3: Cross multiply
    2,754,523.80x = 4,131,785.70 × 1,904,218.20
  4. Step 4: Simplify right side
    2,754,523.80x = 7,867,821,528,439.74
  5. Step 5: Solve for x
    x = 7,867,821,528,439.74/2,754,523.80
  6. Step 6: Final answer
    x = 2,856,327.30

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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.