Home / 2,342,917.07-3,510,363.66-1,278,705.86

Finding the Fourth Proportional to 2,342,917.07, 3,510,363.66 and 1,278,705.86

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Solution

The fourth proportional to 2,342,917.07, 3,510,363.66 and 1,278,705.86 is: 1,915,869.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342,917.07 : 3,510,363.66 = 1,278,705.86 : x
  2. Step 2: Convert to fraction form
    2,342,917.07/3,510,363.66 = 1,278,705.86/x
  3. Step 3: Cross multiply
    2,342,917.07x = 3,510,363.66 × 1,278,705.86
  4. Step 4: Simplify right side
    2,342,917.07x = 4,488,722,565,221.23
  5. Step 5: Solve for x
    x = 4,488,722,565,221.23/2,342,917.07
  6. Step 6: Final answer
    x = 1,915,869.17

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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.