Home / 2,056,529.11-2,837,975.31-1,138,738.50

Finding the Fourth Proportional to 2,056,529.11, 2,837,975.31 and 1,138,738.50

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Solution

The fourth proportional to 2,056,529.11, 2,837,975.31 and 1,138,738.50 is: 1,571,439.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,529.11 : 2,837,975.31 = 1,138,738.50 : x
  2. Step 2: Convert to fraction form
    2,056,529.11/2,837,975.31 = 1,138,738.50/x
  3. Step 3: Cross multiply
    2,056,529.11x = 2,837,975.31 × 1,138,738.50
  4. Step 4: Simplify right side
    2,056,529.11x = 3,231,711,747,546.44
  5. Step 5: Solve for x
    x = 3,231,711,747,546.44/2,056,529.11
  6. Step 6: Final answer
    x = 1,571,439.83

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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.