Home / 3,986,932.08-5,509,163.25-2,839,019.52

Finding the Fourth Proportional to 3,986,932.08, 5,509,163.25 and 2,839,019.52

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Solution

The fourth proportional to 3,986,932.08, 5,509,163.25 and 2,839,019.52 is: 3,922,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,932.08 : 5,509,163.25 = 2,839,019.52 : x
  2. Step 2: Convert to fraction form
    3,986,932.08/5,509,163.25 = 2,839,019.52/x
  3. Step 3: Cross multiply
    3,986,932.08x = 5,509,163.25 × 2,839,019.52
  4. Step 4: Simplify right side
    3,986,932.08x = 15,640,622,005,616.64
  5. Step 5: Solve for x
    x = 15,640,622,005,616.64/3,986,932.08
  6. Step 6: Final answer
    x = 3,922,971.77

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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.