Home / 3,509,940.66-4,839,034.14-2,787,180.90

Finding the Fourth Proportional to 3,509,940.66, 4,839,034.14 and 2,787,180.90

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Solution

The fourth proportional to 3,509,940.66, 4,839,034.14 and 2,787,180.90 is: 3,842,590.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,940.66 : 4,839,034.14 = 2,787,180.90 : x
  2. Step 2: Convert to fraction form
    3,509,940.66/4,839,034.14 = 2,787,180.90/x
  3. Step 3: Cross multiply
    3,509,940.66x = 4,839,034.14 × 2,787,180.90
  4. Step 4: Simplify right side
    3,509,940.66x = 13,487,263,529,455.92
  5. Step 5: Solve for x
    x = 13,487,263,529,455.92/3,509,940.66
  6. Step 6: Final answer
    x = 3,842,590.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.