Home / 3,847,947.80-5,770,560.90-1,323,015.80

Finding the Fourth Proportional to 3,847,947.80, 5,770,560.90 and 1,323,015.80

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Solution

The fourth proportional to 3,847,947.80, 5,770,560.90 and 1,323,015.80 is: 1,984,055.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,947.80 : 5,770,560.90 = 1,323,015.80 : x
  2. Step 2: Convert to fraction form
    3,847,947.80/5,770,560.90 = 1,323,015.80/x
  3. Step 3: Cross multiply
    3,847,947.80x = 5,770,560.90 × 1,323,015.80
  4. Step 4: Simplify right side
    3,847,947.80x = 7,634,543,245,562.22
  5. Step 5: Solve for x
    x = 7,634,543,245,562.22/3,847,947.80
  6. Step 6: Final answer
    x = 1,984,055.82

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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.