Home / 5,115,798.23-7,667,033.37-2,079,617.57

Finding the Fourth Proportional to 5,115,798.23, 7,667,033.37 and 2,079,617.57

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Solution

The fourth proportional to 5,115,798.23, 7,667,033.37 and 2,079,617.57 is: 3,116,717.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,798.23 : 7,667,033.37 = 2,079,617.57 : x
  2. Step 2: Convert to fraction form
    5,115,798.23/7,667,033.37 = 2,079,617.57/x
  3. Step 3: Cross multiply
    5,115,798.23x = 7,667,033.37 × 2,079,617.57
  4. Step 4: Simplify right side
    5,115,798.23x = 15,944,497,296,444.52
  5. Step 5: Solve for x
    x = 15,944,497,296,444.52/5,115,798.23
  6. Step 6: Final answer
    x = 3,116,717.39

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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.