Home / 3,367,120.86-5,051,427.62-970,778.43

Finding the Fourth Proportional to 3,367,120.86, 5,051,427.62 and 970,778.43

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Solution

The fourth proportional to 3,367,120.86, 5,051,427.62 and 970,778.43 is: 1,456,382.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367,120.86 : 5,051,427.62 = 970,778.43 : x
  2. Step 2: Convert to fraction form
    3,367,120.86/5,051,427.62 = 970,778.43/x
  3. Step 3: Cross multiply
    3,367,120.86x = 5,051,427.62 × 970,778.43
  4. Step 4: Simplify right side
    3,367,120.86x = 4,903,816,969,348.35
  5. Step 5: Solve for x
    x = 4,903,816,969,348.35/3,367,120.86
  6. Step 6: Final answer
    x = 1,456,382.82

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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.