Home / 2,292,147.70-3,438,221.55-2,079,571.30

Finding the Fourth Proportional to 2,292,147.70, 3,438,221.55 and 2,079,571.30

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Solution

The fourth proportional to 2,292,147.70, 3,438,221.55 and 2,079,571.30 is: 3,119,356.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292,147.70 : 3,438,221.55 = 2,079,571.30 : x
  2. Step 2: Convert to fraction form
    2,292,147.70/3,438,221.55 = 2,079,571.30/x
  3. Step 3: Cross multiply
    2,292,147.70x = 3,438,221.55 × 2,079,571.30
  4. Step 4: Simplify right side
    2,292,147.70x = 7,150,026,858,421.52
  5. Step 5: Solve for x
    x = 7,150,026,858,421.52/2,292,147.70
  6. Step 6: Final answer
    x = 3,119,356.95

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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.