Home / 3,188,882.91-4,400,684.20-1,738,588.92

Finding the Fourth Proportional to 3,188,882.91, 4,400,684.20 and 1,738,588.92

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Solution

The fourth proportional to 3,188,882.91, 4,400,684.20 and 1,738,588.92 is: 2,399,266.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,882.91 : 4,400,684.20 = 1,738,588.92 : x
  2. Step 2: Convert to fraction form
    3,188,882.91/4,400,684.20 = 1,738,588.92/x
  3. Step 3: Cross multiply
    3,188,882.91x = 4,400,684.20 × 1,738,588.92
  4. Step 4: Simplify right side
    3,188,882.91x = 7,650,980,790,539.07
  5. Step 5: Solve for x
    x = 7,650,980,790,539.07/3,188,882.91
  6. Step 6: Final answer
    x = 2,399,266.77

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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.