Home / 1,889,375.42-2,833,770.91-691,017.47

Finding the Fourth Proportional to 1,889,375.42, 2,833,770.91 and 691,017.47

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Solution

The fourth proportional to 1,889,375.42, 2,833,770.91 and 691,017.47 is: 1,036,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,375.42 : 2,833,770.91 = 691,017.47 : x
  2. Step 2: Convert to fraction form
    1,889,375.42/2,833,770.91 = 691,017.47/x
  3. Step 3: Cross multiply
    1,889,375.42x = 2,833,770.91 × 691,017.47
  4. Step 4: Simplify right side
    1,889,375.42x = 1,958,185,204,787.80
  5. Step 5: Solve for x
    x = 1,958,185,204,787.80/1,889,375.42
  6. Step 6: Final answer
    x = 1,036,419.33

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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.