Home / 3,291,137.60-4,945,000.80-2,093,633.60

Finding the Fourth Proportional to 3,291,137.60, 4,945,000.80 and 2,093,633.60

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Solution

The fourth proportional to 3,291,137.60, 4,945,000.80 and 2,093,633.60 is: 3,145,726.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,137.60 : 4,945,000.80 = 2,093,633.60 : x
  2. Step 2: Convert to fraction form
    3,291,137.60/4,945,000.80 = 2,093,633.60/x
  3. Step 3: Cross multiply
    3,291,137.60x = 4,945,000.80 × 2,093,633.60
  4. Step 4: Simplify right side
    3,291,137.60x = 10,353,019,826,906.88
  5. Step 5: Solve for x
    x = 10,353,019,826,906.88/3,291,137.60
  6. Step 6: Final answer
    x = 3,145,726.82

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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.