Home / 2,135,992.86-3,203,490.89-619,268.74

Finding the Fourth Proportional to 2,135,992.86, 3,203,490.89 and 619,268.74

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Solution

The fourth proportional to 2,135,992.86, 3,203,490.89 and 619,268.74 is: 928,758.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,992.86 : 3,203,490.89 = 619,268.74 : x
  2. Step 2: Convert to fraction form
    2,135,992.86/3,203,490.89 = 619,268.74/x
  3. Step 3: Cross multiply
    2,135,992.86x = 3,203,490.89 × 619,268.74
  4. Step 4: Simplify right side
    2,135,992.86x = 1,983,821,760,591.22
  5. Step 5: Solve for x
    x = 1,983,821,760,591.22/2,135,992.86
  6. Step 6: Final answer
    x = 928,758.61

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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.