Home / 2,213,929.08-3,321,943.38-1,317,142.44

Finding the Fourth Proportional to 2,213,929.08, 3,321,943.38 and 1,317,142.44

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Solution

The fourth proportional to 2,213,929.08, 3,321,943.38 and 1,317,142.44 is: 1,976,338.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,929.08 : 3,321,943.38 = 1,317,142.44 : x
  2. Step 2: Convert to fraction form
    2,213,929.08/3,321,943.38 = 1,317,142.44/x
  3. Step 3: Cross multiply
    2,213,929.08x = 3,321,943.38 × 1,317,142.44
  4. Step 4: Simplify right side
    2,213,929.08x = 4,375,472,609,075.05
  5. Step 5: Solve for x
    x = 4,375,472,609,075.05/2,213,929.08
  6. Step 6: Final answer
    x = 1,976,338.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.