Home / 3,300,234.65-4,949,107.78-1,381,278.84

Finding the Fourth Proportional to 3,300,234.65, 4,949,107.78 and 1,381,278.84

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Solution

The fourth proportional to 3,300,234.65, 4,949,107.78 and 1,381,278.84 is: 2,071,397.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300,234.65 : 4,949,107.78 = 1,381,278.84 : x
  2. Step 2: Convert to fraction form
    3,300,234.65/4,949,107.78 = 1,381,278.84/x
  3. Step 3: Cross multiply
    3,300,234.65x = 4,949,107.78 × 1,381,278.84
  4. Step 4: Simplify right side
    3,300,234.65x = 6,836,097,853,393.38
  5. Step 5: Solve for x
    x = 6,836,097,853,393.38/3,300,234.65
  6. Step 6: Final answer
    x = 2,071,397.52

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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.