Home / 2,216,811.83-3,059,198.63-1,198,216.58

Finding the Fourth Proportional to 2,216,811.83, 3,059,198.63 and 1,198,216.58

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Solution

The fourth proportional to 2,216,811.83, 3,059,198.63 and 1,198,216.58 is: 1,653,537.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216,811.83 : 3,059,198.63 = 1,198,216.58 : x
  2. Step 2: Convert to fraction form
    2,216,811.83/3,059,198.63 = 1,198,216.58/x
  3. Step 3: Cross multiply
    2,216,811.83x = 3,059,198.63 × 1,198,216.58
  4. Step 4: Simplify right side
    2,216,811.83x = 3,665,582,498,692.21
  5. Step 5: Solve for x
    x = 3,665,582,498,692.21/2,216,811.83
  6. Step 6: Final answer
    x = 1,653,537.96

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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.