Home / 3,042,298.88-4,198,422.12-1,665,619.64

Finding the Fourth Proportional to 3,042,298.88, 4,198,422.12 and 1,665,619.64

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Solution

The fourth proportional to 3,042,298.88, 4,198,422.12 and 1,665,619.64 is: 2,298,582.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,298.88 : 4,198,422.12 = 1,665,619.64 : x
  2. Step 2: Convert to fraction form
    3,042,298.88/4,198,422.12 = 1,665,619.64/x
  3. Step 3: Cross multiply
    3,042,298.88x = 4,198,422.12 × 1,665,619.64
  4. Step 4: Simplify right side
    3,042,298.88x = 6,992,974,340,082.44
  5. Step 5: Solve for x
    x = 6,992,974,340,082.44/3,042,298.88
  6. Step 6: Final answer
    x = 2,298,582.29

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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.