Home / 1,728,317.54-2,592,600.88-663,359.60

Finding the Fourth Proportional to 1,728,317.54, 2,592,600.88 and 663,359.60

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Solution

The fourth proportional to 1,728,317.54, 2,592,600.88 and 663,359.60 is: 995,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,317.54 : 2,592,600.88 = 663,359.60 : x
  2. Step 2: Convert to fraction form
    1,728,317.54/2,592,600.88 = 663,359.60/x
  3. Step 3: Cross multiply
    1,728,317.54x = 2,592,600.88 × 663,359.60
  4. Step 4: Simplify right side
    1,728,317.54x = 1,719,826,682,716.45
  5. Step 5: Solve for x
    x = 1,719,826,682,716.45/1,728,317.54
  6. Step 6: Final answer
    x = 995,087.21

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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.