Home / 3,940,550.32-5,911,878.12-1,416,227.44

Finding the Fourth Proportional to 3,940,550.32, 5,911,878.12 and 1,416,227.44

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Solution

The fourth proportional to 3,940,550.32, 5,911,878.12 and 1,416,227.44 is: 2,124,719.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,550.32 : 5,911,878.12 = 1,416,227.44 : x
  2. Step 2: Convert to fraction form
    3,940,550.32/5,911,878.12 = 1,416,227.44/x
  3. Step 3: Cross multiply
    3,940,550.32x = 5,911,878.12 × 1,416,227.44
  4. Step 4: Simplify right side
    3,940,550.32x = 8,372,564,015,479.61
  5. Step 5: Solve for x
    x = 8,372,564,015,479.61/3,940,550.32
  6. Step 6: Final answer
    x = 2,124,719.48

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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.