Home / 3,394,535.94-5,091,086.78-997,728.66

Finding the Fourth Proportional to 3,394,535.94, 5,091,086.78 and 997,728.66

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Solution

The fourth proportional to 3,394,535.94, 5,091,086.78 and 997,728.66 is: 1,496,382.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394,535.94 : 5,091,086.78 = 997,728.66 : x
  2. Step 2: Convert to fraction form
    3,394,535.94/5,091,086.78 = 997,728.66/x
  3. Step 3: Cross multiply
    3,394,535.94x = 5,091,086.78 × 997,728.66
  4. Step 4: Simplify right side
    3,394,535.94x = 5,079,523,190,953.12
  5. Step 5: Solve for x
    x = 5,079,523,190,953.12/3,394,535.94
  6. Step 6: Final answer
    x = 1,496,382.21

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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.