Home / 1,065,729.34-1,470,660.87-582,286.78

Finding the Fourth Proportional to 1,065,729.34, 1,470,660.87 and 582,286.78

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Solution

The fourth proportional to 1,065,729.34, 1,470,660.87 and 582,286.78 is: 803,530.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,729.34 : 1,470,660.87 = 582,286.78 : x
  2. Step 2: Convert to fraction form
    1,065,729.34/1,470,660.87 = 582,286.78/x
  3. Step 3: Cross multiply
    1,065,729.34x = 1,470,660.87 × 582,286.78
  4. Step 4: Simplify right side
    1,065,729.34x = 856,346,382,464.30
  5. Step 5: Solve for x
    x = 856,346,382,464.30/1,065,729.34
  6. Step 6: Final answer
    x = 803,530.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.