Home / 1,004,299.17-1,511,878.31-914,916.33

Finding the Fourth Proportional to 1,004,299.17, 1,511,878.31 and 914,916.33

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Solution

The fourth proportional to 1,004,299.17, 1,511,878.31 and 914,916.33 is: 1,377,320.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,299.17 : 1,511,878.31 = 914,916.33 : x
  2. Step 2: Convert to fraction form
    1,004,299.17/1,511,878.31 = 914,916.33/x
  3. Step 3: Cross multiply
    1,004,299.17x = 1,511,878.31 × 914,916.33
  4. Step 4: Simplify right side
    1,004,299.17x = 1,383,242,150,217.22
  5. Step 5: Solve for x
    x = 1,383,242,150,217.22/1,004,299.17
  6. Step 6: Final answer
    x = 1,377,320.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.