Home / 3,831,047.28-5,286,667.50-2,198,336.76

Finding the Fourth Proportional to 3,831,047.28, 5,286,667.50 and 2,198,336.76

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Solution

The fourth proportional to 3,831,047.28, 5,286,667.50 and 2,198,336.76 is: 3,033,602.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,047.28 : 5,286,667.50 = 2,198,336.76 : x
  2. Step 2: Convert to fraction form
    3,831,047.28/5,286,667.50 = 2,198,336.76/x
  3. Step 3: Cross multiply
    3,831,047.28x = 5,286,667.50 × 2,198,336.76
  4. Step 4: Simplify right side
    3,831,047.28x = 11,621,875,503,147.30
  5. Step 5: Solve for x
    x = 11,621,875,503,147.30/3,831,047.28
  6. Step 6: Final answer
    x = 3,033,602.73

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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.