Home / 3,618,546.83-4,993,367.53-1,986,942.77

Finding the Fourth Proportional to 3,618,546.83, 4,993,367.53 and 1,986,942.77

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Solution

The fourth proportional to 3,618,546.83, 4,993,367.53 and 1,986,942.77 is: 2,741,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,546.83 : 4,993,367.53 = 1,986,942.77 : x
  2. Step 2: Convert to fraction form
    3,618,546.83/4,993,367.53 = 1,986,942.77/x
  3. Step 3: Cross multiply
    3,618,546.83x = 4,993,367.53 × 1,986,942.77
  4. Step 4: Simplify right side
    3,618,546.83x = 9,921,535,511,686.26
  5. Step 5: Solve for x
    x = 9,921,535,511,686.26/3,618,546.83
  6. Step 6: Final answer
    x = 2,741,856.32

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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.