Home / 5,289,815.80-7,934,723.70-3,589,204.60

Finding the Fourth Proportional to 5,289,815.80, 7,934,723.70 and 3,589,204.60

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Solution

The fourth proportional to 5,289,815.80, 7,934,723.70 and 3,589,204.60 is: 5,383,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289,815.80 : 7,934,723.70 = 3,589,204.60 : x
  2. Step 2: Convert to fraction form
    5,289,815.80/7,934,723.70 = 3,589,204.60/x
  3. Step 3: Cross multiply
    5,289,815.80x = 7,934,723.70 × 3,589,204.60
  4. Step 4: Simplify right side
    5,289,815.80x = 28,479,346,803,769.02
  5. Step 5: Solve for x
    x = 28,479,346,803,769.02/5,289,815.80
  6. Step 6: Final answer
    x = 5,383,806.90

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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.