Home / 3,867,336.96-5,335,436.16-2,851,157.76

Finding the Fourth Proportional to 3,867,336.96, 5,335,436.16 and 2,851,157.76

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Solution

The fourth proportional to 3,867,336.96, 5,335,436.16 and 2,851,157.76 is: 3,933,500.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,336.96 : 5,335,436.16 = 2,851,157.76 : x
  2. Step 2: Convert to fraction form
    3,867,336.96/5,335,436.16 = 2,851,157.76/x
  3. Step 3: Cross multiply
    3,867,336.96x = 5,335,436.16 × 2,851,157.76
  4. Step 4: Simplify right side
    3,867,336.96x = 15,212,170,210,568.60
  5. Step 5: Solve for x
    x = 15,212,170,210,568.60/3,867,336.96
  6. Step 6: Final answer
    x = 3,933,500.07

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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.