Home / 2,114,243.20-3,172,240.32-1,167,529.60

Finding the Fourth Proportional to 2,114,243.20, 3,172,240.32 and 1,167,529.60

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Solution

The fourth proportional to 2,114,243.20, 3,172,240.32 and 1,167,529.60 is: 1,751,777.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,243.20 : 3,172,240.32 = 1,167,529.60 : x
  2. Step 2: Convert to fraction form
    2,114,243.20/3,172,240.32 = 1,167,529.60/x
  3. Step 3: Cross multiply
    2,114,243.20x = 3,172,240.32 × 1,167,529.60
  4. Step 4: Simplify right side
    2,114,243.20x = 3,703,684,471,913.47
  5. Step 5: Solve for x
    x = 3,703,684,471,913.47/2,114,243.20
  6. Step 6: Final answer
    x = 1,751,777.88

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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.