Home / 1,338,099.51-1,846,579.06-726,252.21

Finding the Fourth Proportional to 1,338,099.51, 1,846,579.06 and 726,252.21

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Solution

The fourth proportional to 1,338,099.51, 1,846,579.06 and 726,252.21 is: 1,002,228.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,099.51 : 1,846,579.06 = 726,252.21 : x
  2. Step 2: Convert to fraction form
    1,338,099.51/1,846,579.06 = 726,252.21/x
  3. Step 3: Cross multiply
    1,338,099.51x = 1,846,579.06 × 726,252.21
  4. Step 4: Simplify right side
    1,338,099.51x = 1,341,082,124,172.54
  5. Step 5: Solve for x
    x = 1,341,082,124,172.54/1,338,099.51
  6. Step 6: Final answer
    x = 1,002,228.99

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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.