Home / 2,836,086.13-3,915,715.35-2,181,549.85

Finding the Fourth Proportional to 2,836,086.13, 3,915,715.35 and 2,181,549.85

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Solution

The fourth proportional to 2,836,086.13, 3,915,715.35 and 2,181,549.85 is: 3,012,012.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,086.13 : 3,915,715.35 = 2,181,549.85 : x
  2. Step 2: Convert to fraction form
    2,836,086.13/3,915,715.35 = 2,181,549.85/x
  3. Step 3: Cross multiply
    2,836,086.13x = 3,915,715.35 × 2,181,549.85
  4. Step 4: Simplify right side
    2,836,086.13x = 8,542,328,234,435.20
  5. Step 5: Solve for x
    x = 8,542,328,234,435.20/2,836,086.13
  6. Step 6: Final answer
    x = 3,012,012.98

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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.