Home / 2,682,013.20-4,019,909.40-1,083,526.80

Finding the Fourth Proportional to 2,682,013.20, 4,019,909.40 and 1,083,526.80

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Solution

The fourth proportional to 2,682,013.20, 4,019,909.40 and 1,083,526.80 is: 1,624,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,013.20 : 4,019,909.40 = 1,083,526.80 : x
  2. Step 2: Convert to fraction form
    2,682,013.20/4,019,909.40 = 1,083,526.80/x
  3. Step 3: Cross multiply
    2,682,013.20x = 4,019,909.40 × 1,083,526.80
  4. Step 4: Simplify right side
    2,682,013.20x = 4,355,679,568,471.92
  5. Step 5: Solve for x
    x = 4,355,679,568,471.92/2,682,013.20
  6. Step 6: Final answer
    x = 1,624,033.61

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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.