Home / 4,215,584.40-6,324,037.60-1,375,040.72

Finding the Fourth Proportional to 4,215,584.40, 6,324,037.60 and 1,375,040.72

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Solution

The fourth proportional to 4,215,584.40, 6,324,037.60 and 1,375,040.72 is: 2,062,776.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,584.40 : 6,324,037.60 = 1,375,040.72 : x
  2. Step 2: Convert to fraction form
    4,215,584.40/6,324,037.60 = 1,375,040.72/x
  3. Step 3: Cross multiply
    4,215,584.40x = 6,324,037.60 × 1,375,040.72
  4. Step 4: Simplify right side
    4,215,584.40x = 8,695,809,214,811.07
  5. Step 5: Solve for x
    x = 8,695,809,214,811.07/4,215,584.40
  6. Step 6: Final answer
    x = 2,062,776.69

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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.