Home / 4,080,652.20-6,120,978.30-3,828,709.80

Finding the Fourth Proportional to 4,080,652.20, 6,120,978.30 and 3,828,709.80

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Solution

The fourth proportional to 4,080,652.20, 6,120,978.30 and 3,828,709.80 is: 5,743,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,652.20 : 6,120,978.30 = 3,828,709.80 : x
  2. Step 2: Convert to fraction form
    4,080,652.20/6,120,978.30 = 3,828,709.80/x
  3. Step 3: Cross multiply
    4,080,652.20x = 6,120,978.30 × 3,828,709.80
  4. Step 4: Simplify right side
    4,080,652.20x = 23,435,449,602,797.34
  5. Step 5: Solve for x
    x = 23,435,449,602,797.34/4,080,652.20
  6. Step 6: Final answer
    x = 5,743,064.70

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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.