Home / 1,479,680.20-2,219,520.30-533,081.80

Finding the Fourth Proportional to 1,479,680.20, 2,219,520.30 and 533,081.80

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Solution

The fourth proportional to 1,479,680.20, 2,219,520.30 and 533,081.80 is: 799,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,680.20 : 2,219,520.30 = 533,081.80 : x
  2. Step 2: Convert to fraction form
    1,479,680.20/2,219,520.30 = 533,081.80/x
  3. Step 3: Cross multiply
    1,479,680.20x = 2,219,520.30 × 533,081.80
  4. Step 4: Simplify right side
    1,479,680.20x = 1,183,185,876,660.54
  5. Step 5: Solve for x
    x = 1,183,185,876,660.54/1,479,680.20
  6. Step 6: Final answer
    x = 799,622.70

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Double scale
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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.