Home / 4,261,147.75-6,392,619.31-1,382,289.77

Finding the Fourth Proportional to 4,261,147.75, 6,392,619.31 and 1,382,289.77

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Solution

The fourth proportional to 4,261,147.75, 6,392,619.31 and 1,382,289.77 is: 2,073,725.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261,147.75 : 6,392,619.31 = 1,382,289.77 : x
  2. Step 2: Convert to fraction form
    4,261,147.75/6,392,619.31 = 1,382,289.77/x
  3. Step 3: Cross multiply
    4,261,147.75x = 6,392,619.31 × 1,382,289.77
  4. Step 4: Simplify right side
    4,261,147.75x = 8,836,452,275,717.46
  5. Step 5: Solve for x
    x = 8,836,452,275,717.46/4,261,147.75
  6. Step 6: Final answer
    x = 2,073,725.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.