Home / 3,279,942.30-4,921,334.40-1,761,854.03

Finding the Fourth Proportional to 3,279,942.30, 4,921,334.40 and 1,761,854.03

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Solution

The fourth proportional to 3,279,942.30, 4,921,334.40 and 1,761,854.03 is: 2,643,544.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,942.30 : 4,921,334.40 = 1,761,854.03 : x
  2. Step 2: Convert to fraction form
    3,279,942.30/4,921,334.40 = 1,761,854.03/x
  3. Step 3: Cross multiply
    3,279,942.30x = 4,921,334.40 × 1,761,854.03
  4. Step 4: Simplify right side
    3,279,942.30x = 8,670,672,821,010.96
  5. Step 5: Solve for x
    x = 8,670,672,821,010.96/3,279,942.30
  6. Step 6: Final answer
    x = 2,643,544.32

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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.