Home / 1,236,919.91-1,856,014.70-589,229.60

Finding the Fourth Proportional to 1,236,919.91, 1,856,014.70 and 589,229.60

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Solution

The fourth proportional to 1,236,919.91, 1,856,014.70 and 589,229.60 is: 884,146.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,919.91 : 1,856,014.70 = 589,229.60 : x
  2. Step 2: Convert to fraction form
    1,236,919.91/1,856,014.70 = 589,229.60/x
  3. Step 3: Cross multiply
    1,236,919.91x = 1,856,014.70 × 589,229.60
  4. Step 4: Simplify right side
    1,236,919.91x = 1,093,618,787,048.90
  5. Step 5: Solve for x
    x = 1,093,618,787,048.90/1,236,919.91
  6. Step 6: Final answer
    x = 884,146.81

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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.