Home / 1,469,675.07-2,028,268.76-825,137.55

Finding the Fourth Proportional to 1,469,675.07, 2,028,268.76 and 825,137.55

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Solution

The fourth proportional to 1,469,675.07, 2,028,268.76 and 825,137.55 is: 1,138,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,675.07 : 2,028,268.76 = 825,137.55 : x
  2. Step 2: Convert to fraction form
    1,469,675.07/2,028,268.76 = 825,137.55/x
  3. Step 3: Cross multiply
    1,469,675.07x = 2,028,268.76 × 825,137.55
  4. Step 4: Simplify right side
    1,469,675.07x = 1,673,600,711,242.25
  5. Step 5: Solve for x
    x = 1,673,600,711,242.25/1,469,675.07
  6. Step 6: Final answer
    x = 1,138,755.60

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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.