Home / 3,957,895.42-5,461,906.21-2,147,059.42

Finding the Fourth Proportional to 3,957,895.42, 5,461,906.21 and 2,147,059.42

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Solution

The fourth proportional to 3,957,895.42, 5,461,906.21 and 2,147,059.42 is: 2,962,947.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957,895.42 : 5,461,906.21 = 2,147,059.42 : x
  2. Step 2: Convert to fraction form
    3,957,895.42/5,461,906.21 = 2,147,059.42/x
  3. Step 3: Cross multiply
    3,957,895.42x = 5,461,906.21 × 2,147,059.42
  4. Step 4: Simplify right side
    3,957,895.42x = 11,727,037,160,314.58
  5. Step 5: Solve for x
    x = 11,727,037,160,314.58/3,957,895.42
  6. Step 6: Final answer
    x = 2,962,947.71

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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.