Home / 3,903,811.61-5,387,259.38-2,184,932.07

Finding the Fourth Proportional to 3,903,811.61, 5,387,259.38 and 2,184,932.07

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Solution

The fourth proportional to 3,903,811.61, 5,387,259.38 and 2,184,932.07 is: 3,015,205.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903,811.61 : 5,387,259.38 = 2,184,932.07 : x
  2. Step 2: Convert to fraction form
    3,903,811.61/5,387,259.38 = 2,184,932.07/x
  3. Step 3: Cross multiply
    3,903,811.61x = 5,387,259.38 × 2,184,932.07
  4. Step 4: Simplify right side
    3,903,811.61x = 11,770,795,777,845.66
  5. Step 5: Solve for x
    x = 11,770,795,777,845.66/3,903,811.61
  6. Step 6: Final answer
    x = 3,015,205.90

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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.