Home / 2,322,660.61-3,205,163.33-1,290,235.32

Finding the Fourth Proportional to 2,322,660.61, 3,205,163.33 and 1,290,235.32

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Solution

The fourth proportional to 2,322,660.61, 3,205,163.33 and 1,290,235.32 is: 1,780,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322,660.61 : 3,205,163.33 = 1,290,235.32 : x
  2. Step 2: Convert to fraction form
    2,322,660.61/3,205,163.33 = 1,290,235.32/x
  3. Step 3: Cross multiply
    2,322,660.61x = 3,205,163.33 × 1,290,235.32
  4. Step 4: Simplify right side
    2,322,660.61x = 4,135,414,934,734.82
  5. Step 5: Solve for x
    x = 4,135,414,934,734.82/2,322,660.61
  6. Step 6: Final answer
    x = 1,780,464.57

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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.