Home / 3,629,311.28-5,008,467.60-1,997,882.72

Finding the Fourth Proportional to 3,629,311.28, 5,008,467.60 and 1,997,882.72

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Solution

The fourth proportional to 3,629,311.28, 5,008,467.60 and 1,997,882.72 is: 2,757,088.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,311.28 : 5,008,467.60 = 1,997,882.72 : x
  2. Step 2: Convert to fraction form
    3,629,311.28/5,008,467.60 = 1,997,882.72/x
  3. Step 3: Cross multiply
    3,629,311.28x = 5,008,467.60 × 1,997,882.72
  4. Step 4: Simplify right side
    3,629,311.28x = 10,006,330,871,719.87
  5. Step 5: Solve for x
    x = 10,006,330,871,719.87/3,629,311.28
  6. Step 6: Final answer
    x = 2,757,088.08

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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.