Home / 1,138,101.17-1,568,755.44-770,462.37

Finding the Fourth Proportional to 1,138,101.17, 1,568,755.44 and 770,462.37

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Solution

The fourth proportional to 1,138,101.17, 1,568,755.44 and 770,462.37 is: 1,062,003.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,101.17 : 1,568,755.44 = 770,462.37 : x
  2. Step 2: Convert to fraction form
    1,138,101.17/1,568,755.44 = 770,462.37/x
  3. Step 3: Cross multiply
    1,138,101.17x = 1,568,755.44 × 770,462.37
  4. Step 4: Simplify right side
    1,138,101.17x = 1,208,667,034,252.79
  5. Step 5: Solve for x
    x = 1,208,667,034,252.79/1,138,101.17
  6. Step 6: Final answer
    x = 1,062,003.16

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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.