Home / 4,079,440.40-6,123,874.80-2,189,872.40

Finding the Fourth Proportional to 4,079,440.40, 6,123,874.80 and 2,189,872.40

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Solution

The fourth proportional to 4,079,440.40, 6,123,874.80 and 2,189,872.40 is: 3,287,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079,440.40 : 6,123,874.80 = 2,189,872.40 : x
  2. Step 2: Convert to fraction form
    4,079,440.40/6,123,874.80 = 2,189,872.40/x
  3. Step 3: Cross multiply
    4,079,440.40x = 6,123,874.80 × 2,189,872.40
  4. Step 4: Simplify right side
    4,079,440.40x = 13,410,504,405,575.52
  5. Step 5: Solve for x
    x = 13,410,504,405,575.52/4,079,440.40
  6. Step 6: Final answer
    x = 3,287,339.22

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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.