Home / 1,027,812.52-1,540,832.82-397,168.84

Finding the Fourth Proportional to 1,027,812.52, 1,540,832.82 and 397,168.84

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Solution

The fourth proportional to 1,027,812.52, 1,540,832.82 and 397,168.84 is: 595,410.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,812.52 : 1,540,832.82 = 397,168.84 : x
  2. Step 2: Convert to fraction form
    1,027,812.52/1,540,832.82 = 397,168.84/x
  3. Step 3: Cross multiply
    1,027,812.52x = 1,540,832.82 × 397,168.84
  4. Step 4: Simplify right side
    1,027,812.52x = 611,970,783,753.33
  5. Step 5: Solve for x
    x = 611,970,783,753.33/1,027,812.52
  6. Step 6: Final answer
    x = 595,410.91

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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.