Home / 2,528,118.52-3,488,803.62-1,382,198.92

Finding the Fourth Proportional to 2,528,118.52, 3,488,803.62 and 1,382,198.92

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Solution

The fourth proportional to 2,528,118.52, 3,488,803.62 and 1,382,198.92 is: 1,907,434.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,118.52 : 3,488,803.62 = 1,382,198.92 : x
  2. Step 2: Convert to fraction form
    2,528,118.52/3,488,803.62 = 1,382,198.92/x
  3. Step 3: Cross multiply
    2,528,118.52x = 3,488,803.62 × 1,382,198.92
  4. Step 4: Simplify right side
    2,528,118.52x = 4,822,220,595,656.09
  5. Step 5: Solve for x
    x = 4,822,220,595,656.09/2,528,118.52
  6. Step 6: Final answer
    x = 1,907,434.54

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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.