Home / 2,599,435.20-3,899,152.80-1,339,723.20

Finding the Fourth Proportional to 2,599,435.20, 3,899,152.80 and 1,339,723.20

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Solution

The fourth proportional to 2,599,435.20, 3,899,152.80 and 1,339,723.20 is: 2,009,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599,435.20 : 3,899,152.80 = 1,339,723.20 : x
  2. Step 2: Convert to fraction form
    2,599,435.20/3,899,152.80 = 1,339,723.20/x
  3. Step 3: Cross multiply
    2,599,435.20x = 3,899,152.80 × 1,339,723.20
  4. Step 4: Simplify right side
    2,599,435.20x = 5,223,785,466,504.96
  5. Step 5: Solve for x
    x = 5,223,785,466,504.96/2,599,435.20
  6. Step 6: Final answer
    x = 2,009,584.80

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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.