Home / 1,132,936.73-1,699,388.43-280,008.46

Finding the Fourth Proportional to 1,132,936.73, 1,699,388.43 and 280,008.46

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Solution

The fourth proportional to 1,132,936.73, 1,699,388.43 and 280,008.46 is: 420,008.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,936.73 : 1,699,388.43 = 280,008.46 : x
  2. Step 2: Convert to fraction form
    1,132,936.73/1,699,388.43 = 280,008.46/x
  3. Step 3: Cross multiply
    1,132,936.73x = 1,699,388.43 × 280,008.46
  4. Step 4: Simplify right side
    1,132,936.73x = 475,843,132,977.65
  5. Step 5: Solve for x
    x = 475,843,132,977.65/1,132,936.73
  6. Step 6: Final answer
    x = 420,008.57

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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.