Home / 3,436,285.05-4,741,796.81-1,986,074.42

Finding the Fourth Proportional to 3,436,285.05, 4,741,796.81 and 1,986,074.42

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Solution

The fourth proportional to 3,436,285.05, 4,741,796.81 and 1,986,074.42 is: 2,740,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,285.05 : 4,741,796.81 = 1,986,074.42 : x
  2. Step 2: Convert to fraction form
    3,436,285.05/4,741,796.81 = 1,986,074.42/x
  3. Step 3: Cross multiply
    3,436,285.05x = 4,741,796.81 × 1,986,074.42
  4. Step 4: Simplify right side
    3,436,285.05x = 9,417,561,315,539.24
  5. Step 5: Solve for x
    x = 9,417,561,315,539.24/3,436,285.05
  6. Step 6: Final answer
    x = 2,740,622.85

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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.