Home / 2,080,247.20-3,122,703.60-1,609,021.60

Finding the Fourth Proportional to 2,080,247.20, 3,122,703.60 and 1,609,021.60

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Solution

The fourth proportional to 2,080,247.20, 3,122,703.60 and 1,609,021.60 is: 2,415,336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,247.20 : 3,122,703.60 = 1,609,021.60 : x
  2. Step 2: Convert to fraction form
    2,080,247.20/3,122,703.60 = 1,609,021.60/x
  3. Step 3: Cross multiply
    2,080,247.20x = 3,122,703.60 × 1,609,021.60
  4. Step 4: Simplify right side
    2,080,247.20x = 5,024,497,542,797.76
  5. Step 5: Solve for x
    x = 5,024,497,542,797.76/2,080,247.20
  6. Step 6: Final answer
    x = 2,415,336.77

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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.