Home / 1,059,789.54-1,589,684.74-261,086.62

Finding the Fourth Proportional to 1,059,789.54, 1,589,684.74 and 261,086.62

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Solution

The fourth proportional to 1,059,789.54, 1,589,684.74 and 261,086.62 is: 391,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,789.54 : 1,589,684.74 = 261,086.62 : x
  2. Step 2: Convert to fraction form
    1,059,789.54/1,589,684.74 = 261,086.62/x
  3. Step 3: Cross multiply
    1,059,789.54x = 1,589,684.74 × 261,086.62
  4. Step 4: Simplify right side
    1,059,789.54x = 415,045,415,632.18
  5. Step 5: Solve for x
    x = 415,045,415,632.18/1,059,789.54
  6. Step 6: Final answer
    x = 391,630.04

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1.5x scale

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.