Home / 2,215,042.34-3,056,759.60-1,196,447.09

Finding the Fourth Proportional to 2,215,042.34, 3,056,759.60 and 1,196,447.09

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Solution

The fourth proportional to 2,215,042.34, 3,056,759.60 and 1,196,447.09 is: 1,651,097.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,042.34 : 3,056,759.60 = 1,196,447.09 : x
  2. Step 2: Convert to fraction form
    2,215,042.34/3,056,759.60 = 1,196,447.09/x
  3. Step 3: Cross multiply
    2,215,042.34x = 3,056,759.60 × 1,196,447.09
  4. Step 4: Simplify right side
    2,215,042.34x = 3,657,251,106,983.53
  5. Step 5: Solve for x
    x = 3,657,251,106,983.53/2,215,042.34
  6. Step 6: Final answer
    x = 1,651,097.61

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1.5x scale

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.