Home / 1,022,736-1,534,325.46-391,649.85

Finding the Fourth Proportional to 1,022,736, 1,534,325.46 and 391,649.85

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Solution

The fourth proportional to 1,022,736, 1,534,325.46 and 391,649.85 is: 587,559.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,736 : 1,534,325.46 = 391,649.85 : x
  2. Step 2: Convert to fraction form
    1,022,736/1,534,325.46 = 391,649.85/x
  3. Step 3: Cross multiply
    1,022,736x = 1,534,325.46 × 391,649.85
  4. Step 4: Simplify right side
    1,022,736x = 600,918,336,260.18
  5. Step 5: Solve for x
    x = 600,918,336,260.18/1,022,736
  6. Step 6: Final answer
    x = 587,559.58

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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.