Home / 2,548,972.50-3,517,917.96-1,530,442.86

Finding the Fourth Proportional to 2,548,972.50, 3,517,917.96 and 1,530,442.86

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Solution

The fourth proportional to 2,548,972.50, 3,517,917.96 and 1,530,442.86 is: 2,112,212.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548,972.50 : 3,517,917.96 = 1,530,442.86 : x
  2. Step 2: Convert to fraction form
    2,548,972.50/3,517,917.96 = 1,530,442.86/x
  3. Step 3: Cross multiply
    2,548,972.50x = 3,517,917.96 × 1,530,442.86
  4. Step 4: Simplify right side
    2,548,972.50x = 5,383,972,423,947.77
  5. Step 5: Solve for x
    x = 5,383,972,423,947.77/2,548,972.50
  6. Step 6: Final answer
    x = 2,112,212.83

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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.