Home / 3,720,311.08-5,133,632.92-2,088,896.56

Finding the Fourth Proportional to 3,720,311.08, 5,133,632.92 and 2,088,896.56

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Solution

The fourth proportional to 3,720,311.08, 5,133,632.92 and 2,088,896.56 is: 2,882,454.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,311.08 : 5,133,632.92 = 2,088,896.56 : x
  2. Step 2: Convert to fraction form
    3,720,311.08/5,133,632.92 = 2,088,896.56/x
  3. Step 3: Cross multiply
    3,720,311.08x = 5,133,632.92 × 2,088,896.56
  4. Step 4: Simplify right side
    3,720,311.08x = 10,723,628,128,834.43
  5. Step 5: Solve for x
    x = 10,723,628,128,834.43/3,720,311.08
  6. Step 6: Final answer
    x = 2,882,454.69

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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.