Home / 2,631,766.42-3,631,849.14-1,424,542.42

Finding the Fourth Proportional to 2,631,766.42, 3,631,849.14 and 1,424,542.42

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Solution

The fourth proportional to 2,631,766.42, 3,631,849.14 and 1,424,542.42 is: 1,965,874.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,766.42 : 3,631,849.14 = 1,424,542.42 : x
  2. Step 2: Convert to fraction form
    2,631,766.42/3,631,849.14 = 1,424,542.42/x
  3. Step 3: Cross multiply
    2,631,766.42x = 3,631,849.14 × 1,424,542.42
  4. Step 4: Simplify right side
    2,631,766.42x = 5,173,723,162,970.52
  5. Step 5: Solve for x
    x = 5,173,723,162,970.52/2,631,766.42
  6. Step 6: Final answer
    x = 1,965,874.75

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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.