Home / 5,782,826.80-8,668,019.40-2,187,204.40

Finding the Fourth Proportional to 5,782,826.80, 8,668,019.40 and 2,187,204.40

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Solution

The fourth proportional to 5,782,826.80, 8,668,019.40 and 2,187,204.40 is: 3,278,453.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,782,826.80 : 8,668,019.40 = 2,187,204.40 : x
  2. Step 2: Convert to fraction form
    5,782,826.80/8,668,019.40 = 2,187,204.40/x
  3. Step 3: Cross multiply
    5,782,826.80x = 8,668,019.40 × 2,187,204.40
  4. Step 4: Simplify right side
    5,782,826.80x = 18,958,730,170,965.36
  5. Step 5: Solve for x
    x = 18,958,730,170,965.36/5,782,826.80
  6. Step 6: Final answer
    x = 3,278,453.74

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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.