Home / 2,382,682.09-3,288,132.89-1,294,975.21

Finding the Fourth Proportional to 2,382,682.09, 3,288,132.89 and 1,294,975.21

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Solution

The fourth proportional to 2,382,682.09, 3,288,132.89 and 1,294,975.21 is: 1,787,082.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,682.09 : 3,288,132.89 = 1,294,975.21 : x
  2. Step 2: Convert to fraction form
    2,382,682.09/3,288,132.89 = 1,294,975.21/x
  3. Step 3: Cross multiply
    2,382,682.09x = 3,288,132.89 × 1,294,975.21
  4. Step 4: Simplify right side
    2,382,682.09x = 4,258,050,579,735.66
  5. Step 5: Solve for x
    x = 4,258,050,579,735.66/2,382,682.09
  6. Step 6: Final answer
    x = 1,787,082.97

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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.