Home / 1,469,619.10-2,027,934.39-824,891.50

Finding the Fourth Proportional to 1,469,619.10, 2,027,934.39 and 824,891.50

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Solution

The fourth proportional to 1,469,619.10, 2,027,934.39 and 824,891.50 is: 1,138,271.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,619.10 : 2,027,934.39 = 824,891.50 : x
  2. Step 2: Convert to fraction form
    1,469,619.10/2,027,934.39 = 824,891.50/x
  3. Step 3: Cross multiply
    1,469,619.10x = 2,027,934.39 × 824,891.50
  4. Step 4: Simplify right side
    1,469,619.10x = 1,672,825,840,868.68
  5. Step 5: Solve for x
    x = 1,672,825,840,868.68/1,469,619.10
  6. Step 6: Final answer
    x = 1,138,271.71

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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.