Home / 1,109,716.20-1,531,408.23-600,418.62

Finding the Fourth Proportional to 1,109,716.20, 1,531,408.23 and 600,418.62

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Solution

The fourth proportional to 1,109,716.20, 1,531,408.23 and 600,418.62 is: 828,577.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,716.20 : 1,531,408.23 = 600,418.62 : x
  2. Step 2: Convert to fraction form
    1,109,716.20/1,531,408.23 = 600,418.62/x
  3. Step 3: Cross multiply
    1,109,716.20x = 1,531,408.23 × 600,418.62
  4. Step 4: Simplify right side
    1,109,716.20x = 919,486,016,113.24
  5. Step 5: Solve for x
    x = 919,486,016,113.24/1,109,716.20
  6. Step 6: Final answer
    x = 828,577.63

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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.