Home / 1,647,619.76-2,272,541.18-1,512,091.38

Finding the Fourth Proportional to 1,647,619.76, 2,272,541.18 and 1,512,091.38

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Solution

The fourth proportional to 1,647,619.76, 2,272,541.18 and 1,512,091.38 is: 2,085,608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,619.76 : 2,272,541.18 = 1,512,091.38 : x
  2. Step 2: Convert to fraction form
    1,647,619.76/2,272,541.18 = 1,512,091.38/x
  3. Step 3: Cross multiply
    1,647,619.76x = 2,272,541.18 × 1,512,091.38
  4. Step 4: Simplify right side
    1,647,619.76x = 3,436,289,928,973.03
  5. Step 5: Solve for x
    x = 3,436,289,928,973.03/1,647,619.76
  6. Step 6: Final answer
    x = 2,085,608.59

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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.