Home / 1,419,408.26-1,958,521.41-807,525.30

Finding the Fourth Proportional to 1,419,408.26, 1,958,521.41 and 807,525.30

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Solution

The fourth proportional to 1,419,408.26, 1,958,521.41 and 807,525.30 is: 1,114,235.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,408.26 : 1,958,521.41 = 807,525.30 : x
  2. Step 2: Convert to fraction form
    1,419,408.26/1,958,521.41 = 807,525.30/x
  3. Step 3: Cross multiply
    1,419,408.26x = 1,958,521.41 × 807,525.30
  4. Step 4: Simplify right side
    1,419,408.26x = 1,581,555,589,166.67
  5. Step 5: Solve for x
    x = 1,581,555,589,166.67/1,419,408.26
  6. Step 6: Final answer
    x = 1,114,235.87

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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.