Home / 1,911,190.32-2,863,634.58-1,110,223.44

Finding the Fourth Proportional to 1,911,190.32, 2,863,634.58 and 1,110,223.44

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Solution

The fourth proportional to 1,911,190.32, 2,863,634.58 and 1,110,223.44 is: 1,663,504.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,190.32 : 2,863,634.58 = 1,110,223.44 : x
  2. Step 2: Convert to fraction form
    1,911,190.32/2,863,634.58 = 1,110,223.44/x
  3. Step 3: Cross multiply
    1,911,190.32x = 2,863,634.58 × 1,110,223.44
  4. Step 4: Simplify right side
    1,911,190.32x = 3,179,274,234,310.56
  5. Step 5: Solve for x
    x = 3,179,274,234,310.56/1,911,190.32
  6. Step 6: Final answer
    x = 1,663,504.78

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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.