Home / 2,086,675-3,129,434.20-738,660.24

Finding the Fourth Proportional to 2,086,675, 3,129,434.20 and 738,660.24

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Solution

The fourth proportional to 2,086,675, 3,129,434.20 and 738,660.24 is: 1,107,785.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,675 : 3,129,434.20 = 738,660.24 : x
  2. Step 2: Convert to fraction form
    2,086,675/3,129,434.20 = 738,660.24/x
  3. Step 3: Cross multiply
    2,086,675x = 3,129,434.20 × 738,660.24
  4. Step 4: Simplify right side
    2,086,675x = 2,311,588,617,236.21
  5. Step 5: Solve for x
    x = 2,311,588,617,236.21/2,086,675
  6. Step 6: Final answer
    x = 1,107,785.65

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1.5x scale

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.