Home / 1,633,589.94-2,253,993.78-979,917.51

Finding the Fourth Proportional to 1,633,589.94, 2,253,993.78 and 979,917.51

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Solution

The fourth proportional to 1,633,589.94, 2,253,993.78 and 979,917.51 is: 1,352,070.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633,589.94 : 2,253,993.78 = 979,917.51 : x
  2. Step 2: Convert to fraction form
    1,633,589.94/2,253,993.78 = 979,917.51/x
  3. Step 3: Cross multiply
    1,633,589.94x = 2,253,993.78 × 979,917.51
  4. Step 4: Simplify right side
    1,633,589.94x = 2,208,727,972,453.09
  5. Step 5: Solve for x
    x = 2,208,727,972,453.09/1,633,589.94
  6. Step 6: Final answer
    x = 1,352,070.01

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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.