Home / 3,474,956.88-5,213,161.08-1,078,739.28

Finding the Fourth Proportional to 3,474,956.88, 5,213,161.08 and 1,078,739.28

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Solution

The fourth proportional to 3,474,956.88, 5,213,161.08 and 1,078,739.28 is: 1,618,334.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474,956.88 : 5,213,161.08 = 1,078,739.28 : x
  2. Step 2: Convert to fraction form
    3,474,956.88/5,213,161.08 = 1,078,739.28/x
  3. Step 3: Cross multiply
    3,474,956.88x = 5,213,161.08 × 1,078,739.28
  4. Step 4: Simplify right side
    3,474,956.88x = 5,623,641,629,963.22
  5. Step 5: Solve for x
    x = 5,623,641,629,963.22/3,474,956.88
  6. Step 6: Final answer
    x = 1,618,334.22

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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.