Home / 1,088,893.32-1,632,777.84-489,342.12

Finding the Fourth Proportional to 1,088,893.32, 1,632,777.84 and 489,342.12

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Solution

The fourth proportional to 1,088,893.32, 1,632,777.84 and 489,342.12 is: 733,760.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,893.32 : 1,632,777.84 = 489,342.12 : x
  2. Step 2: Convert to fraction form
    1,088,893.32/1,632,777.84 = 489,342.12/x
  3. Step 3: Cross multiply
    1,088,893.32x = 1,632,777.84 × 489,342.12
  4. Step 4: Simplify right side
    1,088,893.32x = 798,986,969,714.62
  5. Step 5: Solve for x
    x = 798,986,969,714.62/1,088,893.32
  6. Step 6: Final answer
    x = 733,760.56

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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.