Home / 2,279,874-3,147,481.80-1,706,707.92

Finding the Fourth Proportional to 2,279,874, 3,147,481.80 and 1,706,707.92

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Solution

The fourth proportional to 2,279,874, 3,147,481.80 and 1,706,707.92 is: 2,356,196.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,874 : 3,147,481.80 = 1,706,707.92 : x
  2. Step 2: Convert to fraction form
    2,279,874/3,147,481.80 = 1,706,707.92/x
  3. Step 3: Cross multiply
    2,279,874x = 3,147,481.80 × 1,706,707.92
  4. Step 4: Simplify right side
    2,279,874x = 5,371,832,116,115.86
  5. Step 5: Solve for x
    x = 5,371,832,116,115.86/2,279,874
  6. Step 6: Final answer
    x = 2,356,196.93

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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.