Home / 1,605,517.19-2,406,589.96-540,189.39

Finding the Fourth Proportional to 1,605,517.19, 2,406,589.96 and 540,189.39

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Solution

The fourth proportional to 1,605,517.19, 2,406,589.96 and 540,189.39 is: 809,716.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,517.19 : 2,406,589.96 = 540,189.39 : x
  2. Step 2: Convert to fraction form
    1,605,517.19/2,406,589.96 = 540,189.39/x
  3. Step 3: Cross multiply
    1,605,517.19x = 2,406,589.96 × 540,189.39
  4. Step 4: Simplify right side
    1,605,517.19x = 1,300,014,361,122.05
  5. Step 5: Solve for x
    x = 1,300,014,361,122.05/1,605,517.19
  6. Step 6: Final answer
    x = 809,716.88

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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.