Home / 2,102,879.20-2,898,951.84-1,498,217.44

Finding the Fourth Proportional to 2,102,879.20, 2,898,951.84 and 1,498,217.44

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Solution

The fourth proportional to 2,102,879.20, 2,898,951.84 and 1,498,217.44 is: 2,065,387.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,879.20 : 2,898,951.84 = 1,498,217.44 : x
  2. Step 2: Convert to fraction form
    2,102,879.20/2,898,951.84 = 1,498,217.44/x
  3. Step 3: Cross multiply
    2,102,879.20x = 2,898,951.84 × 1,498,217.44
  4. Step 4: Simplify right side
    2,102,879.20x = 4,343,260,204,408.09
  5. Step 5: Solve for x
    x = 4,343,260,204,408.09/2,102,879.20
  6. Step 6: Final answer
    x = 2,065,387.40

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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.