Home / 2,787,919.14-4,179,986.24-1,418,326.80

Finding the Fourth Proportional to 2,787,919.14, 4,179,986.24 and 1,418,326.80

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Solution

The fourth proportional to 2,787,919.14, 4,179,986.24 and 1,418,326.80 is: 2,126,527.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,919.14 : 4,179,986.24 = 1,418,326.80 : x
  2. Step 2: Convert to fraction form
    2,787,919.14/4,179,986.24 = 1,418,326.80/x
  3. Step 3: Cross multiply
    2,787,919.14x = 4,179,986.24 × 1,418,326.80
  4. Step 4: Simplify right side
    2,787,919.14x = 5,928,586,507,823.23
  5. Step 5: Solve for x
    x = 5,928,586,507,823.23/2,787,919.14
  6. Step 6: Final answer
    x = 2,126,527.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.