Home / 2,215,161-3,056,923.80-1,196,565.75

Finding the Fourth Proportional to 2,215,161, 3,056,923.80 and 1,196,565.75

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Solution

The fourth proportional to 2,215,161, 3,056,923.80 and 1,196,565.75 is: 1,651,261.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,161 : 3,056,923.80 = 1,196,565.75 : x
  2. Step 2: Convert to fraction form
    2,215,161/3,056,923.80 = 1,196,565.75/x
  3. Step 3: Cross multiply
    2,215,161x = 3,056,923.80 × 1,196,565.75
  4. Step 4: Simplify right side
    2,215,161x = 3,657,810,319,439.85
  5. Step 5: Solve for x
    x = 3,657,810,319,439.85/2,215,161
  6. Step 6: Final answer
    x = 1,651,261.61

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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.