Home / 3,121,436.04-4,682,528.88-1,099,261.72

Finding the Fourth Proportional to 3,121,436.04, 4,682,528.88 and 1,099,261.72

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Solution

The fourth proportional to 3,121,436.04, 4,682,528.88 and 1,099,261.72 is: 1,649,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,436.04 : 4,682,528.88 = 1,099,261.72 : x
  2. Step 2: Convert to fraction form
    3,121,436.04/4,682,528.88 = 1,099,261.72/x
  3. Step 3: Cross multiply
    3,121,436.04x = 4,682,528.88 × 1,099,261.72
  4. Step 4: Simplify right side
    3,121,436.04x = 5,147,324,750,578.47
  5. Step 5: Solve for x
    x = 5,147,324,750,578.47/3,121,436.04
  6. Step 6: Final answer
    x = 1,649,024.58

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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.