Home / 1,204,816.58-1,662,640.10-660,938.44

Finding the Fourth Proportional to 1,204,816.58, 1,662,640.10 and 660,938.44

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Solution

The fourth proportional to 1,204,816.58, 1,662,640.10 and 660,938.44 is: 912,091.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,816.58 : 1,662,640.10 = 660,938.44 : x
  2. Step 2: Convert to fraction form
    1,204,816.58/1,662,640.10 = 660,938.44/x
  3. Step 3: Cross multiply
    1,204,816.58x = 1,662,640.10 × 660,938.44
  4. Step 4: Simplify right side
    1,204,816.58x = 1,098,902,753,975.44
  5. Step 5: Solve for x
    x = 1,098,902,753,975.44/1,204,816.58
  6. Step 6: Final answer
    x = 912,091.33

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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.