Home / 3,715,629.42-5,572,106.94-1,286,122.56

Finding the Fourth Proportional to 3,715,629.42, 5,572,106.94 and 1,286,122.56

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Solution

The fourth proportional to 3,715,629.42, 5,572,106.94 and 1,286,122.56 is: 1,928,720.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715,629.42 : 5,572,106.94 = 1,286,122.56 : x
  2. Step 2: Convert to fraction form
    3,715,629.42/5,572,106.94 = 1,286,122.56/x
  3. Step 3: Cross multiply
    3,715,629.42x = 5,572,106.94 × 1,286,122.56
  4. Step 4: Simplify right side
    3,715,629.42x = 7,166,412,442,266.57
  5. Step 5: Solve for x
    x = 7,166,412,442,266.57/3,715,629.42
  6. Step 6: Final answer
    x = 1,928,720.99

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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.