Home / 1,620.44-2,418.84-1,500.08

Finding the Fourth Proportional to 1,620.44, 2,418.84 and 1,500.08

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Solution

The fourth proportional to 1,620.44, 2,418.84 and 1,500.08 is: 2,239.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620.44 : 2,418.84 = 1,500.08 : x
  2. Step 2: Convert to fraction form
    1,620.44/2,418.84 = 1,500.08/x
  3. Step 3: Cross multiply
    1,620.44x = 2,418.84 × 1,500.08
  4. Step 4: Simplify right side
    1,620.44x = 3,628,453.51
  5. Step 5: Solve for x
    x = 3,628,453.51/1,620.44
  6. Step 6: Final answer
    x = 2,239.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.