Home / 1,263,078.88-1,894,775.87-494,477.26

Finding the Fourth Proportional to 1,263,078.88, 1,894,775.87 and 494,477.26

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Solution

The fourth proportional to 1,263,078.88, 1,894,775.87 and 494,477.26 is: 741,777.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,078.88 : 1,894,775.87 = 494,477.26 : x
  2. Step 2: Convert to fraction form
    1,263,078.88/1,894,775.87 = 494,477.26/x
  3. Step 3: Cross multiply
    1,263,078.88x = 1,894,775.87 × 494,477.26
  4. Step 4: Simplify right side
    1,263,078.88x = 936,923,577,010.97
  5. Step 5: Solve for x
    x = 936,923,577,010.97/1,263,078.88
  6. Step 6: Final answer
    x = 741,777.57

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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.