Home / 2,816,529.10-3,886,524.39-1,728,846.52

Finding the Fourth Proportional to 2,816,529.10, 3,886,524.39 and 1,728,846.52

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Solution

The fourth proportional to 2,816,529.10, 3,886,524.39 and 1,728,846.52 is: 2,385,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,529.10 : 3,886,524.39 = 1,728,846.52 : x
  2. Step 2: Convert to fraction form
    2,816,529.10/3,886,524.39 = 1,728,846.52/x
  3. Step 3: Cross multiply
    2,816,529.10x = 3,886,524.39 × 1,728,846.52
  4. Step 4: Simplify right side
    2,816,529.10x = 6,719,204,166,546.62
  5. Step 5: Solve for x
    x = 6,719,204,166,546.62/2,816,529.10
  6. Step 6: Final answer
    x = 2,385,632.79

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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.