Home / 1,081,578.31-1,622,243.53-282,936.94

Finding the Fourth Proportional to 1,081,578.31, 1,622,243.53 and 282,936.94

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Solution

The fourth proportional to 1,081,578.31, 1,622,243.53 and 282,936.94 is: 424,372.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,578.31 : 1,622,243.53 = 282,936.94 : x
  2. Step 2: Convert to fraction form
    1,081,578.31/1,622,243.53 = 282,936.94/x
  3. Step 3: Cross multiply
    1,081,578.31x = 1,622,243.53 × 282,936.94
  4. Step 4: Simplify right side
    1,081,578.31x = 458,992,620,313.00
  5. Step 5: Solve for x
    x = 458,992,620,313.00/1,081,578.31
  6. Step 6: Final answer
    x = 424,372.99

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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.