Home / 1,245,200.41-1,867,801.12-961,305.43

Finding the Fourth Proportional to 1,245,200.41, 1,867,801.12 and 961,305.43

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Solution

The fourth proportional to 1,245,200.41, 1,867,801.12 and 961,305.43 is: 1,441,958.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,200.41 : 1,867,801.12 = 961,305.43 : x
  2. Step 2: Convert to fraction form
    1,245,200.41/1,867,801.12 = 961,305.43/x
  3. Step 3: Cross multiply
    1,245,200.41x = 1,867,801.12 × 961,305.43
  4. Step 4: Simplify right side
    1,245,200.41x = 1,795,527,358,816.08
  5. Step 5: Solve for x
    x = 1,795,527,358,816.08/1,245,200.41
  6. Step 6: Final answer
    x = 1,441,958.53

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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.