Home / 3,758,519.32-5,186,760-2,039,639.84

Finding the Fourth Proportional to 3,758,519.32, 5,186,760 and 2,039,639.84

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Solution

The fourth proportional to 3,758,519.32, 5,186,760 and 2,039,639.84 is: 2,814,704.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,519.32 : 5,186,760 = 2,039,639.84 : x
  2. Step 2: Convert to fraction form
    3,758,519.32/5,186,760 = 2,039,639.84/x
  3. Step 3: Cross multiply
    3,758,519.32x = 5,186,760 × 2,039,639.84
  4. Step 4: Simplify right side
    3,758,519.32x = 10,579,122,336,518.40
  5. Step 5: Solve for x
    x = 10,579,122,336,518.40/3,758,519.32
  6. Step 6: Final answer
    x = 2,814,704.79

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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.