Home / 3,091,608.17-4,635,170.22-2,078,216.61

Finding the Fourth Proportional to 3,091,608.17, 4,635,170.22 and 2,078,216.61

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Solution

The fourth proportional to 3,091,608.17, 4,635,170.22 and 2,078,216.61 is: 3,115,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,608.17 : 4,635,170.22 = 2,078,216.61 : x
  2. Step 2: Convert to fraction form
    3,091,608.17/4,635,170.22 = 2,078,216.61/x
  3. Step 3: Cross multiply
    3,091,608.17x = 4,635,170.22 × 2,078,216.61
  4. Step 4: Simplify right side
    3,091,608.17x = 9,632,887,757,865.61
  5. Step 5: Solve for x
    x = 9,632,887,757,865.61/3,091,608.17
  6. Step 6: Final answer
    x = 3,115,817.80

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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.