Home / 3,208,880.88-4,815,213.39-1,188,543.96

Finding the Fourth Proportional to 3,208,880.88, 4,815,213.39 and 1,188,543.96

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Solution

The fourth proportional to 3,208,880.88, 4,815,213.39 and 1,188,543.96 is: 1,783,516.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,880.88 : 4,815,213.39 = 1,188,543.96 : x
  2. Step 2: Convert to fraction form
    3,208,880.88/4,815,213.39 = 1,188,543.96/x
  3. Step 3: Cross multiply
    3,208,880.88x = 4,815,213.39 × 1,188,543.96
  4. Step 4: Simplify right side
    3,208,880.88x = 5,723,092,790,795.62
  5. Step 5: Solve for x
    x = 5,723,092,790,795.62/3,208,880.88
  6. Step 6: Final answer
    x = 1,783,516.75

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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.