Home / 3,533,436.58-4,879,173.24-3,419,176.78

Finding the Fourth Proportional to 3,533,436.58, 4,879,173.24 and 3,419,176.78

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Solution

The fourth proportional to 3,533,436.58, 4,879,173.24 and 3,419,176.78 is: 4,721,396.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533,436.58 : 4,879,173.24 = 3,419,176.78 : x
  2. Step 2: Convert to fraction form
    3,533,436.58/4,879,173.24 = 3,419,176.78/x
  3. Step 3: Cross multiply
    3,533,436.58x = 4,879,173.24 × 3,419,176.78
  4. Step 4: Simplify right side
    3,533,436.58x = 16,682,755,847,805.37
  5. Step 5: Solve for x
    x = 16,682,755,847,805.37/3,533,436.58
  6. Step 6: Final answer
    x = 4,721,396.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.