Home / 3,320,184.20-4,976,339.70-2,981,636.60

Finding the Fourth Proportional to 3,320,184.20, 4,976,339.70 and 2,981,636.60

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Solution

The fourth proportional to 3,320,184.20, 4,976,339.70 and 2,981,636.60 is: 4,468,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,184.20 : 4,976,339.70 = 2,981,636.60 : x
  2. Step 2: Convert to fraction form
    3,320,184.20/4,976,339.70 = 2,981,636.60/x
  3. Step 3: Cross multiply
    3,320,184.20x = 4,976,339.70 × 2,981,636.60
  4. Step 4: Simplify right side
    3,320,184.20x = 14,837,636,583,553.02
  5. Step 5: Solve for x
    x = 14,837,636,583,553.02/3,320,184.20
  6. Step 6: Final answer
    x = 4,468,919.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.