Home / 2,667,118-4,001,028.54-869,371.60

Finding the Fourth Proportional to 2,667,118, 4,001,028.54 and 869,371.60

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Solution

The fourth proportional to 2,667,118, 4,001,028.54 and 869,371.60 is: 1,304,171.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,118 : 4,001,028.54 = 869,371.60 : x
  2. Step 2: Convert to fraction form
    2,667,118/4,001,028.54 = 869,371.60/x
  3. Step 3: Cross multiply
    2,667,118x = 4,001,028.54 × 869,371.60
  4. Step 4: Simplify right side
    2,667,118x = 3,478,380,583,465.46
  5. Step 5: Solve for x
    x = 3,478,380,583,465.46/2,667,118
  6. Step 6: Final answer
    x = 1,304,171.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.