Home / 3,325,847.41-4,990,642.22-1,809,639.73

Finding the Fourth Proportional to 3,325,847.41, 4,990,642.22 and 1,809,639.73

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Solution

The fourth proportional to 3,325,847.41, 4,990,642.22 and 1,809,639.73 is: 2,715,477.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325,847.41 : 4,990,642.22 = 1,809,639.73 : x
  2. Step 2: Convert to fraction form
    3,325,847.41/4,990,642.22 = 1,809,639.73/x
  3. Step 3: Cross multiply
    3,325,847.41x = 4,990,642.22 × 1,809,639.73
  4. Step 4: Simplify right side
    3,325,847.41x = 9,031,264,430,479.20
  5. Step 5: Solve for x
    x = 9,031,264,430,479.20/3,325,847.41
  6. Step 6: Final answer
    x = 2,715,477.69

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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.