Home / 1,097,940.78-1,647,068.58-339,848.82

Finding the Fourth Proportional to 1,097,940.78, 1,647,068.58 and 339,848.82

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Solution

The fourth proportional to 1,097,940.78, 1,647,068.58 and 339,848.82 is: 509,821.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,940.78 : 1,647,068.58 = 339,848.82 : x
  2. Step 2: Convert to fraction form
    1,097,940.78/1,647,068.58 = 339,848.82/x
  3. Step 3: Cross multiply
    1,097,940.78x = 1,647,068.58 × 339,848.82
  4. Step 4: Simplify right side
    1,097,940.78x = 559,754,313,372.08
  5. Step 5: Solve for x
    x = 559,754,313,372.08/1,097,940.78
  6. Step 6: Final answer
    x = 509,821.95

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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.