Home / 1,541,193.40-2,311,793.34-831,555.64

Finding the Fourth Proportional to 1,541,193.40, 2,311,793.34 and 831,555.64

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Solution

The fourth proportional to 1,541,193.40, 2,311,793.34 and 831,555.64 is: 1,247,335.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,193.40 : 2,311,793.34 = 831,555.64 : x
  2. Step 2: Convert to fraction form
    1,541,193.40/2,311,793.34 = 831,555.64/x
  3. Step 3: Cross multiply
    1,541,193.40x = 2,311,793.34 × 831,555.64
  4. Step 4: Simplify right side
    1,541,193.40x = 1,922,384,790,391.44
  5. Step 5: Solve for x
    x = 1,922,384,790,391.44/1,541,193.40
  6. Step 6: Final answer
    x = 1,247,335.21

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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.