Home / 2,629,111.44-3,628,176.18-1,421,887.44

Finding the Fourth Proportional to 2,629,111.44, 3,628,176.18 and 1,421,887.44

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Solution

The fourth proportional to 2,629,111.44, 3,628,176.18 and 1,421,887.44 is: 1,962,205.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,111.44 : 3,628,176.18 = 1,421,887.44 : x
  2. Step 2: Convert to fraction form
    2,629,111.44/3,628,176.18 = 1,421,887.44/x
  3. Step 3: Cross multiply
    2,629,111.44x = 3,628,176.18 × 1,421,887.44
  4. Step 4: Simplify right side
    2,629,111.44x = 5,158,858,140,449.18
  5. Step 5: Solve for x
    x = 5,158,858,140,449.18/2,629,111.44
  6. Step 6: Final answer
    x = 1,962,205.96

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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.