Home / 3,611,149.49-5,413,333.46-1,213,317.22

Finding the Fourth Proportional to 3,611,149.49, 5,413,333.46 and 1,213,317.22

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Solution

The fourth proportional to 3,611,149.49, 5,413,333.46 and 1,213,317.22 is: 1,818,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,149.49 : 5,413,333.46 = 1,213,317.22 : x
  2. Step 2: Convert to fraction form
    3,611,149.49/5,413,333.46 = 1,213,317.22/x
  3. Step 3: Cross multiply
    3,611,149.49x = 5,413,333.46 × 1,213,317.22
  4. Step 4: Simplify right side
    3,611,149.49x = 6,568,090,677,553.52
  5. Step 5: Solve for x
    x = 6,568,090,677,553.52/3,611,149.49
  6. Step 6: Final answer
    x = 1,818,836.55

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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.