Home / 2,667,622.68-3,681,318.78-1,443,927.96

Finding the Fourth Proportional to 2,667,622.68, 3,681,318.78 and 1,443,927.96

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Solution

The fourth proportional to 2,667,622.68, 3,681,318.78 and 1,443,927.96 is: 1,992,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,622.68 : 3,681,318.78 = 1,443,927.96 : x
  2. Step 2: Convert to fraction form
    2,667,622.68/3,681,318.78 = 1,443,927.96/x
  3. Step 3: Cross multiply
    2,667,622.68x = 3,681,318.78 × 1,443,927.96
  4. Step 4: Simplify right side
    2,667,622.68x = 5,315,559,116,115.09
  5. Step 5: Solve for x
    x = 5,315,559,116,115.09/2,667,622.68
  6. Step 6: Final answer
    x = 1,992,620.30

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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.