Home / 3,378,599.22-4,662,542.22-1,928,265.57

Finding the Fourth Proportional to 3,378,599.22, 4,662,542.22 and 1,928,265.57

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Solution

The fourth proportional to 3,378,599.22, 4,662,542.22 and 1,928,265.57 is: 2,661,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,599.22 : 4,662,542.22 = 1,928,265.57 : x
  2. Step 2: Convert to fraction form
    3,378,599.22/4,662,542.22 = 1,928,265.57/x
  3. Step 3: Cross multiply
    3,378,599.22x = 4,662,542.22 × 1,928,265.57
  4. Step 4: Simplify right side
    3,378,599.22x = 8,990,619,631,497.37
  5. Step 5: Solve for x
    x = 8,990,619,631,497.37/3,378,599.22
  6. Step 6: Final answer
    x = 2,661,049.46

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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.