Home / 3,611,150.98-5,413,335.72-1,213,318.72

Finding the Fourth Proportional to 3,611,150.98, 5,413,335.72 and 1,213,318.72

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Solution

The fourth proportional to 3,611,150.98, 5,413,335.72 and 1,213,318.72 is: 1,818,838.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,150.98 : 5,413,335.72 = 1,213,318.72 : x
  2. Step 2: Convert to fraction form
    3,611,150.98/5,413,335.72 = 1,213,318.72/x
  3. Step 3: Cross multiply
    3,611,150.98x = 5,413,335.72 × 1,213,318.72
  4. Step 4: Simplify right side
    3,611,150.98x = 6,568,101,566,720.68
  5. Step 5: Solve for x
    x = 6,568,101,566,720.68/3,611,150.98
  6. Step 6: Final answer
    x = 1,818,838.81

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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.