Home / 2,783,847.26-3,841,645.38-1,622,219.60

Finding the Fourth Proportional to 2,783,847.26, 3,841,645.38 and 1,622,219.60

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Solution

The fourth proportional to 2,783,847.26, 3,841,645.38 and 1,622,219.60 is: 2,238,625.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,847.26 : 3,841,645.38 = 1,622,219.60 : x
  2. Step 2: Convert to fraction form
    2,783,847.26/3,841,645.38 = 1,622,219.60/x
  3. Step 3: Cross multiply
    2,783,847.26x = 3,841,645.38 × 1,622,219.60
  4. Step 4: Simplify right side
    2,783,847.26x = 6,231,992,431,685.45
  5. Step 5: Solve for x
    x = 6,231,992,431,685.45/2,783,847.26
  6. Step 6: Final answer
    x = 2,238,625.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.