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Finding the Fourth Proportional to 1,844,718.94, 2,767,919.10 and 946,791.16

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Solution

The fourth proportional to 1,844,718.94, 2,767,919.10 and 946,791.16 is: 1,420,618.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,718.94 : 2,767,919.10 = 946,791.16 : x
  2. Step 2: Convert to fraction form
    1,844,718.94/2,767,919.10 = 946,791.16/x
  3. Step 3: Cross multiply
    1,844,718.94x = 2,767,919.10 × 946,791.16
  4. Step 4: Simplify right side
    1,844,718.94x = 2,620,641,335,475.16
  5. Step 5: Solve for x
    x = 2,620,641,335,475.16/1,844,718.94
  6. Step 6: Final answer
    x = 1,420,618.22

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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.