Home / 1,682,163.28-2,321,036.86-993,485.94

Finding the Fourth Proportional to 1,682,163.28, 2,321,036.86 and 993,485.94

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Solution

The fourth proportional to 1,682,163.28, 2,321,036.86 and 993,485.94 is: 1,370,804.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,163.28 : 2,321,036.86 = 993,485.94 : x
  2. Step 2: Convert to fraction form
    1,682,163.28/2,321,036.86 = 993,485.94/x
  3. Step 3: Cross multiply
    1,682,163.28x = 2,321,036.86 × 993,485.94
  4. Step 4: Simplify right side
    1,682,163.28x = 2,305,917,486,631.75
  5. Step 5: Solve for x
    x = 2,305,917,486,631.75/1,682,163.28
  6. Step 6: Final answer
    x = 1,370,804.79

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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.