Home / 2,162,917.32-2,984,845.24-1,196,112.66

Finding the Fourth Proportional to 2,162,917.32, 2,984,845.24 and 1,196,112.66

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Solution

The fourth proportional to 2,162,917.32, 2,984,845.24 and 1,196,112.66 is: 1,650,646.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,917.32 : 2,984,845.24 = 1,196,112.66 : x
  2. Step 2: Convert to fraction form
    2,162,917.32/2,984,845.24 = 1,196,112.66/x
  3. Step 3: Cross multiply
    2,162,917.32x = 2,984,845.24 × 1,196,112.66
  4. Step 4: Simplify right side
    2,162,917.32x = 3,570,211,179,704.74
  5. Step 5: Solve for x
    x = 3,570,211,179,704.74/2,162,917.32
  6. Step 6: Final answer
    x = 1,650,646.17

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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.