Home / 3,211,040.84-4,813,189.66-1,080,385.32

Finding the Fourth Proportional to 3,211,040.84, 4,813,189.66 and 1,080,385.32

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Solution

The fourth proportional to 3,211,040.84, 4,813,189.66 and 1,080,385.32 is: 1,619,443.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,040.84 : 4,813,189.66 = 1,080,385.32 : x
  2. Step 2: Convert to fraction form
    3,211,040.84/4,813,189.66 = 1,080,385.32/x
  3. Step 3: Cross multiply
    3,211,040.84x = 4,813,189.66 × 1,080,385.32
  4. Step 4: Simplify right side
    3,211,040.84x = 5,200,099,451,039.79
  5. Step 5: Solve for x
    x = 5,200,099,451,039.79/3,211,040.84
  6. Step 6: Final answer
    x = 1,619,443.57

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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.