Home / 3,826,369.62-5,280,762.60-2,857,818.06

Finding the Fourth Proportional to 3,826,369.62, 5,280,762.60 and 2,857,818.06

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Solution

The fourth proportional to 3,826,369.62, 5,280,762.60 and 2,857,818.06 is: 3,944,067.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,369.62 : 5,280,762.60 = 2,857,818.06 : x
  2. Step 2: Convert to fraction form
    3,826,369.62/5,280,762.60 = 2,857,818.06/x
  3. Step 3: Cross multiply
    3,826,369.62x = 5,280,762.60 × 2,857,818.06
  4. Step 4: Simplify right side
    3,826,369.62x = 15,091,458,728,852.55
  5. Step 5: Solve for x
    x = 15,091,458,728,852.55/3,826,369.62
  6. Step 6: Final answer
    x = 3,944,067.15

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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.