Home / 2,420,381.12-3,340,205.52-1,332,732.56

Finding the Fourth Proportional to 2,420,381.12, 3,340,205.52 and 1,332,732.56

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Solution

The fourth proportional to 2,420,381.12, 3,340,205.52 and 1,332,732.56 is: 1,839,214.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,381.12 : 3,340,205.52 = 1,332,732.56 : x
  2. Step 2: Convert to fraction form
    2,420,381.12/3,340,205.52 = 1,332,732.56/x
  3. Step 3: Cross multiply
    2,420,381.12x = 3,340,205.52 × 1,332,732.56
  4. Step 4: Simplify right side
    2,420,381.12x = 4,451,600,653,595.73
  5. Step 5: Solve for x
    x = 4,451,600,653,595.73/2,420,381.12
  6. Step 6: Final answer
    x = 1,839,214.75

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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.