Home / 3,826,164.80-5,280,480.37-2,857,613.58

Finding the Fourth Proportional to 3,826,164.80, 5,280,480.37 and 2,857,613.58

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Solution

The fourth proportional to 3,826,164.80, 5,280,480.37 and 2,857,613.58 is: 3,943,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,164.80 : 5,280,480.37 = 2,857,613.58 : x
  2. Step 2: Convert to fraction form
    3,826,164.80/5,280,480.37 = 2,857,613.58/x
  3. Step 3: Cross multiply
    3,826,164.80x = 5,280,480.37 × 2,857,613.58
  4. Step 4: Simplify right side
    3,826,164.80x = 15,089,572,407,091.39
  5. Step 5: Solve for x
    x = 15,089,572,407,091.39/3,826,164.80
  6. Step 6: Final answer
    x = 3,943,785.28

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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.