Home / 2,743,678.46-4,115,730.62-824,439.86

Finding the Fourth Proportional to 2,743,678.46, 4,115,730.62 and 824,439.86

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Solution

The fourth proportional to 2,743,678.46, 4,115,730.62 and 824,439.86 is: 1,236,723.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743,678.46 : 4,115,730.62 = 824,439.86 : x
  2. Step 2: Convert to fraction form
    2,743,678.46/4,115,730.62 = 824,439.86/x
  3. Step 3: Cross multiply
    2,743,678.46x = 4,115,730.62 × 824,439.86
  4. Step 4: Simplify right side
    2,743,678.46x = 3,393,172,351,449.66
  5. Step 5: Solve for x
    x = 3,393,172,351,449.66/2,743,678.46
  6. Step 6: Final answer
    x = 1,236,723.77

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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.