Home / 2,148,023.61-2,964,171.11-1,181,194.65

Finding the Fourth Proportional to 2,148,023.61, 2,964,171.11 and 1,181,194.65

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Solution

The fourth proportional to 2,148,023.61, 2,964,171.11 and 1,181,194.65 is: 1,629,992.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,023.61 : 2,964,171.11 = 1,181,194.65 : x
  2. Step 2: Convert to fraction form
    2,148,023.61/2,964,171.11 = 1,181,194.65/x
  3. Step 3: Cross multiply
    2,148,023.61x = 2,964,171.11 × 1,181,194.65
  4. Step 4: Simplify right side
    2,148,023.61x = 3,501,263,050,910.59
  5. Step 5: Solve for x
    x = 3,501,263,050,910.59/2,148,023.61
  6. Step 6: Final answer
    x = 1,629,992.82

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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.