Home / 2,078,007.90-3,109,922.31-1,741,428.60

Finding the Fourth Proportional to 2,078,007.90, 3,109,922.31 and 1,741,428.60

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Solution

The fourth proportional to 2,078,007.90, 3,109,922.31 and 1,741,428.60 is: 2,606,201.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,007.90 : 3,109,922.31 = 1,741,428.60 : x
  2. Step 2: Convert to fraction form
    2,078,007.90/3,109,922.31 = 1,741,428.60/x
  3. Step 3: Cross multiply
    2,078,007.90x = 3,109,922.31 × 1,741,428.60
  4. Step 4: Simplify right side
    2,078,007.90x = 5,415,707,654,412.07
  5. Step 5: Solve for x
    x = 5,415,707,654,412.07/2,078,007.90
  6. Step 6: Final answer
    x = 2,606,201.67

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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.