Home / 1,100,612.34-1,519,062.87-713,907

Finding the Fourth Proportional to 1,100,612.34, 1,519,062.87 and 713,907

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Solution

The fourth proportional to 1,100,612.34, 1,519,062.87 and 713,907 is: 985,332.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,612.34 : 1,519,062.87 = 713,907 : x
  2. Step 2: Convert to fraction form
    1,100,612.34/1,519,062.87 = 713,907/x
  3. Step 3: Cross multiply
    1,100,612.34x = 1,519,062.87 × 713,907
  4. Step 4: Simplify right side
    1,100,612.34x = 1,084,469,616,333.09
  5. Step 5: Solve for x
    x = 1,084,469,616,333.09/1,100,612.34
  6. Step 6: Final answer
    x = 985,332.96

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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.