Home / 2,183,614.90-3,278,801.55-1,188,286.90

Finding the Fourth Proportional to 2,183,614.90, 3,278,801.55 and 1,188,286.90

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Solution

The fourth proportional to 2,183,614.90, 3,278,801.55 and 1,188,286.90 is: 1,784,269.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,614.90 : 3,278,801.55 = 1,188,286.90 : x
  2. Step 2: Convert to fraction form
    2,183,614.90/3,278,801.55 = 1,188,286.90/x
  3. Step 3: Cross multiply
    2,183,614.90x = 3,278,801.55 × 1,188,286.90
  4. Step 4: Simplify right side
    2,183,614.90x = 3,896,156,929,564.69
  5. Step 5: Solve for x
    x = 3,896,156,929,564.69/2,183,614.90
  6. Step 6: Final answer
    x = 1,784,269.25

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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.