Home / 3,182,644.32-4,392,143.88-1,959,655.44

Finding the Fourth Proportional to 3,182,644.32, 4,392,143.88 and 1,959,655.44

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Solution

The fourth proportional to 3,182,644.32, 4,392,143.88 and 1,959,655.44 is: 2,704,382.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,644.32 : 4,392,143.88 = 1,959,655.44 : x
  2. Step 2: Convert to fraction form
    3,182,644.32/4,392,143.88 = 1,959,655.44/x
  3. Step 3: Cross multiply
    3,182,644.32x = 4,392,143.88 × 1,959,655.44
  4. Step 4: Simplify right side
    3,182,644.32x = 8,607,088,647,704.71
  5. Step 5: Solve for x
    x = 8,607,088,647,704.71/3,182,644.32
  6. Step 6: Final answer
    x = 2,704,382.83

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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.