Home / 2,176,834.74-3,004,067.88-1,196,815.20

Finding the Fourth Proportional to 2,176,834.74, 3,004,067.88 and 1,196,815.20

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Solution

The fourth proportional to 2,176,834.74, 3,004,067.88 and 1,196,815.20 is: 1,651,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,834.74 : 3,004,067.88 = 1,196,815.20 : x
  2. Step 2: Convert to fraction form
    2,176,834.74/3,004,067.88 = 1,196,815.20/x
  3. Step 3: Cross multiply
    2,176,834.74x = 3,004,067.88 × 1,196,815.20
  4. Step 4: Simplify right side
    2,176,834.74x = 3,595,314,100,615.78
  5. Step 5: Solve for x
    x = 3,595,314,100,615.78/2,176,834.74
  6. Step 6: Final answer
    x = 1,651,624.74

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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.