Home / 3,630,012.97-5,009,339.06-1,998,357.88

Finding the Fourth Proportional to 3,630,012.97, 5,009,339.06 and 1,998,357.88

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Solution

The fourth proportional to 3,630,012.97, 5,009,339.06 and 1,998,357.88 is: 2,757,690.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,012.97 : 5,009,339.06 = 1,998,357.88 : x
  2. Step 2: Convert to fraction form
    3,630,012.97/5,009,339.06 = 1,998,357.88/x
  3. Step 3: Cross multiply
    3,630,012.97x = 5,009,339.06 × 1,998,357.88
  4. Step 4: Simplify right side
    3,630,012.97x = 10,010,452,149,104.31
  5. Step 5: Solve for x
    x = 10,010,452,149,104.31/3,630,012.97
  6. Step 6: Final answer
    x = 2,757,690.47

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1.5x scale

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.