Home / 1,204,342.80-1,806,517.26-406,185

Finding the Fourth Proportional to 1,204,342.80, 1,806,517.26 and 406,185

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Solution

The fourth proportional to 1,204,342.80, 1,806,517.26 and 406,185 is: 609,278.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,342.80 : 1,806,517.26 = 406,185 : x
  2. Step 2: Convert to fraction form
    1,204,342.80/1,806,517.26 = 406,185/x
  3. Step 3: Cross multiply
    1,204,342.80x = 1,806,517.26 × 406,185
  4. Step 4: Simplify right side
    1,204,342.80x = 733,780,213,253.10
  5. Step 5: Solve for x
    x = 733,780,213,253.10/1,204,342.80
  6. Step 6: Final answer
    x = 609,278.53

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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.