Home / 1,008,049.35-1,512,074.03-756,106.95

Finding the Fourth Proportional to 1,008,049.35, 1,512,074.03 and 756,106.95

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Solution

The fourth proportional to 1,008,049.35, 1,512,074.03 and 756,106.95 is: 1,134,160.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,049.35 : 1,512,074.03 = 756,106.95 : x
  2. Step 2: Convert to fraction form
    1,008,049.35/1,512,074.03 = 756,106.95/x
  3. Step 3: Cross multiply
    1,008,049.35x = 1,512,074.03 × 756,106.95
  4. Step 4: Simplify right side
    1,008,049.35x = 1,143,289,679,216.97
  5. Step 5: Solve for x
    x = 1,143,289,679,216.97/1,008,049.35
  6. Step 6: Final answer
    x = 1,134,160.43

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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.