Home / 1,825,194.60-2,735,861.24-687,464.54

Finding the Fourth Proportional to 1,825,194.60, 2,735,861.24 and 687,464.54

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Solution

The fourth proportional to 1,825,194.60, 2,735,861.24 and 687,464.54 is: 1,030,469.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,194.60 : 2,735,861.24 = 687,464.54 : x
  2. Step 2: Convert to fraction form
    1,825,194.60/2,735,861.24 = 687,464.54/x
  3. Step 3: Cross multiply
    1,825,194.60x = 2,735,861.24 × 687,464.54
  4. Step 4: Simplify right side
    1,825,194.60x = 1,880,807,571,743.80
  5. Step 5: Solve for x
    x = 1,880,807,571,743.80/1,825,194.60
  6. Step 6: Final answer
    x = 1,030,469.61

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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.