Home / 3,150,311.80-4,725,467.70-906,449.80

Finding the Fourth Proportional to 3,150,311.80, 4,725,467.70 and 906,449.80

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Solution

The fourth proportional to 3,150,311.80, 4,725,467.70 and 906,449.80 is: 1,359,674.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,311.80 : 4,725,467.70 = 906,449.80 : x
  2. Step 2: Convert to fraction form
    3,150,311.80/4,725,467.70 = 906,449.80/x
  3. Step 3: Cross multiply
    3,150,311.80x = 4,725,467.70 × 906,449.80
  4. Step 4: Simplify right side
    3,150,311.80x = 4,283,399,251,571.46
  5. Step 5: Solve for x
    x = 4,283,399,251,571.46/3,150,311.80
  6. Step 6: Final answer
    x = 1,359,674.70

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Similar ratio
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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.