Home / 2,218,512.12-3,061,544.04-1,199,914.44

Finding the Fourth Proportional to 2,218,512.12, 3,061,544.04 and 1,199,914.44

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Solution

The fourth proportional to 2,218,512.12, 3,061,544.04 and 1,199,914.44 is: 1,655,880.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,512.12 : 3,061,544.04 = 1,199,914.44 : x
  2. Step 2: Convert to fraction form
    2,218,512.12/3,061,544.04 = 1,199,914.44/x
  3. Step 3: Cross multiply
    2,218,512.12x = 3,061,544.04 × 1,199,914.44
  4. Step 4: Simplify right side
    2,218,512.12x = 3,673,590,902,291.94
  5. Step 5: Solve for x
    x = 3,673,590,902,291.94/2,218,512.12
  6. Step 6: Final answer
    x = 1,655,880.47

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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.