Home / 2,843,642.39-3,923,268.36-1,619,081.64

Finding the Fourth Proportional to 2,843,642.39, 3,923,268.36 and 1,619,081.64

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Solution

The fourth proportional to 2,843,642.39, 3,923,268.36 and 1,619,081.64 is: 2,233,787.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843,642.39 : 3,923,268.36 = 1,619,081.64 : x
  2. Step 2: Convert to fraction form
    2,843,642.39/3,923,268.36 = 1,619,081.64/x
  3. Step 3: Cross multiply
    2,843,642.39x = 3,923,268.36 × 1,619,081.64
  4. Step 4: Simplify right side
    2,843,642.39x = 6,352,091,770,468.91
  5. Step 5: Solve for x
    x = 6,352,091,770,468.91/2,843,642.39
  6. Step 6: Final answer
    x = 2,233,787.13

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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.