Home / 2,420,538.82-3,340,316.01-1,332,787.66

Finding the Fourth Proportional to 2,420,538.82, 3,340,316.01 and 1,332,787.66

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Solution

The fourth proportional to 2,420,538.82, 3,340,316.01 and 1,332,787.66 is: 1,839,231.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,538.82 : 3,340,316.01 = 1,332,787.66 : x
  2. Step 2: Convert to fraction form
    2,420,538.82/3,340,316.01 = 1,332,787.66/x
  3. Step 3: Cross multiply
    2,420,538.82x = 3,340,316.01 × 1,332,787.66
  4. Step 4: Simplify right side
    2,420,538.82x = 4,451,931,958,628.44
  5. Step 5: Solve for x
    x = 4,451,931,958,628.44/2,420,538.82
  6. Step 6: Final answer
    x = 1,839,231.79

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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.