Home / 3,892,412.19-5,324,847.45-3,876,017.64

Finding the Fourth Proportional to 3,892,412.19, 5,324,847.45 and 3,876,017.64

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Solution

The fourth proportional to 3,892,412.19, 5,324,847.45 and 3,876,017.64 is: 5,302,419.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892,412.19 : 5,324,847.45 = 3,876,017.64 : x
  2. Step 2: Convert to fraction form
    3,892,412.19/5,324,847.45 = 3,876,017.64/x
  3. Step 3: Cross multiply
    3,892,412.19x = 5,324,847.45 × 3,876,017.64
  4. Step 4: Simplify right side
    3,892,412.19x = 20,639,202,661,723.01
  5. Step 5: Solve for x
    x = 20,639,202,661,723.01/3,892,412.19
  6. Step 6: Final answer
    x = 5,302,419.60

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.