Home / 1,149,216.45-1,725,348.33-981,812.52

Finding the Fourth Proportional to 1,149,216.45, 1,725,348.33 and 981,812.52

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Solution

The fourth proportional to 1,149,216.45, 1,725,348.33 and 981,812.52 is: 1,474,020.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,216.45 : 1,725,348.33 = 981,812.52 : x
  2. Step 2: Convert to fraction form
    1,149,216.45/1,725,348.33 = 981,812.52/x
  3. Step 3: Cross multiply
    1,149,216.45x = 1,725,348.33 × 981,812.52
  4. Step 4: Simplify right side
    1,149,216.45x = 1,693,968,591,755.09
  5. Step 5: Solve for x
    x = 1,693,968,591,755.09/1,149,216.45
  6. Step 6: Final answer
    x = 1,474,020.49

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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.