Home / 3,149,336.60-4,725,171.30-1,257,435.80

Finding the Fourth Proportional to 3,149,336.60, 4,725,171.30 and 1,257,435.80

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Solution

The fourth proportional to 3,149,336.60, 4,725,171.30 and 1,257,435.80 is: 1,886,619.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,336.60 : 4,725,171.30 = 1,257,435.80 : x
  2. Step 2: Convert to fraction form
    3,149,336.60/4,725,171.30 = 1,257,435.80/x
  3. Step 3: Cross multiply
    3,149,336.60x = 4,725,171.30 × 1,257,435.80
  4. Step 4: Simplify right side
    3,149,336.60x = 5,941,599,553,752.54
  5. Step 5: Solve for x
    x = 5,941,599,553,752.54/3,149,336.60
  6. Step 6: Final answer
    x = 1,886,619.41

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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.