Home / 3,863,747.28-5,331,703.68-2,144,732.40

Finding the Fourth Proportional to 3,863,747.28, 5,331,703.68 and 2,144,732.40

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Solution

The fourth proportional to 3,863,747.28, 5,331,703.68 and 2,144,732.40 is: 2,959,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863,747.28 : 5,331,703.68 = 2,144,732.40 : x
  2. Step 2: Convert to fraction form
    3,863,747.28/5,331,703.68 = 2,144,732.40/x
  3. Step 3: Cross multiply
    3,863,747.28x = 5,331,703.68 × 2,144,732.40
  4. Step 4: Simplify right side
    3,863,747.28x = 11,435,077,629,695.23
  5. Step 5: Solve for x
    x = 11,435,077,629,695.23/3,863,747.28
  6. Step 6: Final answer
    x = 2,959,582.19

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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.