Home / 3,539,644.80-5,311,540.80-1,296,009.60

Finding the Fourth Proportional to 3,539,644.80, 5,311,540.80 and 1,296,009.60

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Solution

The fourth proportional to 3,539,644.80, 5,311,540.80 and 1,296,009.60 is: 1,944,773.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539,644.80 : 5,311,540.80 = 1,296,009.60 : x
  2. Step 2: Convert to fraction form
    3,539,644.80/5,311,540.80 = 1,296,009.60/x
  3. Step 3: Cross multiply
    3,539,644.80x = 5,311,540.80 × 1,296,009.60
  4. Step 4: Simplify right side
    3,539,644.80x = 6,883,807,867,591.68
  5. Step 5: Solve for x
    x = 6,883,807,867,591.68/3,539,644.80
  6. Step 6: Final answer
    x = 1,944,773.63

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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.