Home / 1,512,281.70-2,268,422.60-447,240.83

Finding the Fourth Proportional to 1,512,281.70, 2,268,422.60 and 447,240.83

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Solution

The fourth proportional to 1,512,281.70, 2,268,422.60 and 447,240.83 is: 670,861.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,281.70 : 2,268,422.60 = 447,240.83 : x
  2. Step 2: Convert to fraction form
    1,512,281.70/2,268,422.60 = 447,240.83/x
  3. Step 3: Cross multiply
    1,512,281.70x = 2,268,422.60 × 447,240.83
  4. Step 4: Simplify right side
    1,512,281.70x = 1,014,531,192,836.44
  5. Step 5: Solve for x
    x = 1,014,531,192,836.44/1,512,281.70
  6. Step 6: Final answer
    x = 670,861.25

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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.