Home / 2,384,439.22-3,299,190.78-2,079,152.20

Finding the Fourth Proportional to 2,384,439.22, 3,299,190.78 and 2,079,152.20

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Solution

The fourth proportional to 2,384,439.22, 3,299,190.78 and 2,079,152.20 is: 2,876,785.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,439.22 : 3,299,190.78 = 2,079,152.20 : x
  2. Step 2: Convert to fraction form
    2,384,439.22/3,299,190.78 = 2,079,152.20/x
  3. Step 3: Cross multiply
    2,384,439.22x = 3,299,190.78 × 2,079,152.20
  4. Step 4: Simplify right side
    2,384,439.22x = 6,859,519,768,456.72
  5. Step 5: Solve for x
    x = 6,859,519,768,456.72/2,384,439.22
  6. Step 6: Final answer
    x = 2,876,785.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.