Home / 2,188,137.57-3,016,015.80-1,462,720.61

Finding the Fourth Proportional to 2,188,137.57, 3,016,015.80 and 1,462,720.61

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Solution

The fourth proportional to 2,188,137.57, 3,016,015.80 and 1,462,720.61 is: 2,016,138.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,137.57 : 3,016,015.80 = 1,462,720.61 : x
  2. Step 2: Convert to fraction form
    2,188,137.57/3,016,015.80 = 1,462,720.61/x
  3. Step 3: Cross multiply
    2,188,137.57x = 3,016,015.80 × 1,462,720.61
  4. Step 4: Simplify right side
    2,188,137.57x = 4,411,588,455,665.56
  5. Step 5: Solve for x
    x = 4,411,588,455,665.56/2,188,137.57
  6. Step 6: Final answer
    x = 2,016,138.53

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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.