Home / 3,278,419.42-4,524,662.55-1,920,833.50

Finding the Fourth Proportional to 3,278,419.42, 4,524,662.55 and 1,920,833.50

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Solution

The fourth proportional to 3,278,419.42, 4,524,662.55 and 1,920,833.50 is: 2,651,010.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,419.42 : 4,524,662.55 = 1,920,833.50 : x
  2. Step 2: Convert to fraction form
    3,278,419.42/4,524,662.55 = 1,920,833.50/x
  3. Step 3: Cross multiply
    3,278,419.42x = 4,524,662.55 × 1,920,833.50
  4. Step 4: Simplify right side
    3,278,419.42x = 8,691,123,402,235.43
  5. Step 5: Solve for x
    x = 8,691,123,402,235.43/3,278,419.42
  6. Step 6: Final answer
    x = 2,651,010.22

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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.