Home / 839,274.16-1,259,791.80-743,822.37

Finding the Fourth Proportional to 839,274.16, 1,259,791.80 and 743,822.37

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Solution

The fourth proportional to 839,274.16, 1,259,791.80 and 743,822.37 is: 1,116,513.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,274.16 : 1,259,791.80 = 743,822.37 : x
  2. Step 2: Convert to fraction form
    839,274.16/1,259,791.80 = 743,822.37/x
  3. Step 3: Cross multiply
    839,274.16x = 1,259,791.80 × 743,822.37
  4. Step 4: Simplify right side
    839,274.16x = 937,061,322,382.57
  5. Step 5: Solve for x
    x = 937,061,322,382.57/839,274.16
  6. Step 6: Final answer
    x = 1,116,513.97

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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.