Home / 3,056,209.28-4,578,014.64-1,790,198.72

Finding the Fourth Proportional to 3,056,209.28, 4,578,014.64 and 1,790,198.72

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Solution

The fourth proportional to 3,056,209.28, 4,578,014.64 and 1,790,198.72 is: 2,681,608.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,209.28 : 4,578,014.64 = 1,790,198.72 : x
  2. Step 2: Convert to fraction form
    3,056,209.28/4,578,014.64 = 1,790,198.72/x
  3. Step 3: Cross multiply
    3,056,209.28x = 4,578,014.64 × 1,790,198.72
  4. Step 4: Simplify right side
    3,056,209.28x = 8,195,555,948,669.26
  5. Step 5: Solve for x
    x = 8,195,555,948,669.26/3,056,209.28
  6. Step 6: Final answer
    x = 2,681,608.23

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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.