Home / 1,491,495.11-2,237,371.58-412,007.34

Finding the Fourth Proportional to 1,491,495.11, 2,237,371.58 and 412,007.34

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Solution

The fourth proportional to 1,491,495.11, 2,237,371.58 and 412,007.34 is: 618,046.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,495.11 : 2,237,371.58 = 412,007.34 : x
  2. Step 2: Convert to fraction form
    1,491,495.11/2,237,371.58 = 412,007.34/x
  3. Step 3: Cross multiply
    1,491,495.11x = 2,237,371.58 × 412,007.34
  4. Step 4: Simplify right side
    1,491,495.11x = 921,813,511,207.36
  5. Step 5: Solve for x
    x = 921,813,511,207.36/1,491,495.11
  6. Step 6: Final answer
    x = 618,046.62

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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.