Home / 1,054,129.20-1,582,230.60-522,250.80

Finding the Fourth Proportional to 1,054,129.20, 1,582,230.60 and 522,250.80

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Solution

The fourth proportional to 1,054,129.20, 1,582,230.60 and 522,250.80 is: 783,889.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,129.20 : 1,582,230.60 = 522,250.80 : x
  2. Step 2: Convert to fraction form
    1,054,129.20/1,582,230.60 = 522,250.80/x
  3. Step 3: Cross multiply
    1,054,129.20x = 1,582,230.60 × 522,250.80
  4. Step 4: Simplify right side
    1,054,129.20x = 826,321,196,634.48
  5. Step 5: Solve for x
    x = 826,321,196,634.48/1,054,129.20
  6. Step 6: Final answer
    x = 783,889.87

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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.