Home / 2,856,440.40-3,941,960.24-1,567,280.44

Finding the Fourth Proportional to 2,856,440.40, 3,941,960.24 and 1,567,280.44

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Solution

The fourth proportional to 2,856,440.40, 3,941,960.24 and 1,567,280.44 is: 2,162,886.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,440.40 : 3,941,960.24 = 1,567,280.44 : x
  2. Step 2: Convert to fraction form
    2,856,440.40/3,941,960.24 = 1,567,280.44/x
  3. Step 3: Cross multiply
    2,856,440.40x = 3,941,960.24 × 1,567,280.44
  4. Step 4: Simplify right side
    2,856,440.40x = 6,178,157,188,255.36
  5. Step 5: Solve for x
    x = 6,178,157,188,255.36/2,856,440.40
  6. Step 6: Final answer
    x = 2,162,886.79

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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.