Home / 3,109,793.79-4,664,926.80-1,059,817.20

Finding the Fourth Proportional to 3,109,793.79, 4,664,926.80 and 1,059,817.20

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Solution

The fourth proportional to 3,109,793.79, 4,664,926.80 and 1,059,817.20 is: 1,589,806.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,793.79 : 4,664,926.80 = 1,059,817.20 : x
  2. Step 2: Convert to fraction form
    3,109,793.79/4,664,926.80 = 1,059,817.20/x
  3. Step 3: Cross multiply
    3,109,793.79x = 4,664,926.80 × 1,059,817.20
  4. Step 4: Simplify right side
    3,109,793.79x = 4,943,969,659,380.96
  5. Step 5: Solve for x
    x = 4,943,969,659,380.96/3,109,793.79
  6. Step 6: Final answer
    x = 1,589,806.27

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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.