Home / 3,738,047.46-5,158,507.68-2,019,167.88

Finding the Fourth Proportional to 3,738,047.46, 5,158,507.68 and 2,019,167.88

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Solution

The fourth proportional to 3,738,047.46, 5,158,507.68 and 2,019,167.88 is: 2,786,452.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,047.46 : 5,158,507.68 = 2,019,167.88 : x
  2. Step 2: Convert to fraction form
    3,738,047.46/5,158,507.68 = 2,019,167.88/x
  3. Step 3: Cross multiply
    3,738,047.46x = 5,158,507.68 × 2,019,167.88
  4. Step 4: Simplify right side
    3,738,047.46x = 10,415,893,016,189.32
  5. Step 5: Solve for x
    x = 10,415,893,016,189.32/3,738,047.46
  6. Step 6: Final answer
    x = 2,786,452.85

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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.