Home / 2,682,148.20-3,700,458.72-1,520,469.92

Finding the Fourth Proportional to 2,682,148.20, 3,700,458.72 and 1,520,469.92

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Solution

The fourth proportional to 2,682,148.20, 3,700,458.72 and 1,520,469.92 is: 2,097,735.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,148.20 : 3,700,458.72 = 1,520,469.92 : x
  2. Step 2: Convert to fraction form
    2,682,148.20/3,700,458.72 = 1,520,469.92/x
  3. Step 3: Cross multiply
    2,682,148.20x = 3,700,458.72 × 1,520,469.92
  4. Step 4: Simplify right side
    2,682,148.20x = 5,626,436,173,961.70
  5. Step 5: Solve for x
    x = 5,626,436,173,961.70/2,682,148.20
  6. Step 6: Final answer
    x = 2,097,735.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.