Home / 1,374,375.21-1,896,573.53-762,521.46

Finding the Fourth Proportional to 1,374,375.21, 1,896,573.53 and 762,521.46

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Solution

The fourth proportional to 1,374,375.21, 1,896,573.53 and 762,521.46 is: 1,052,243.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,375.21 : 1,896,573.53 = 762,521.46 : x
  2. Step 2: Convert to fraction form
    1,374,375.21/1,896,573.53 = 762,521.46/x
  3. Step 3: Cross multiply
    1,374,375.21x = 1,896,573.53 × 762,521.46
  4. Step 4: Simplify right side
    1,374,375.21x = 1,446,178,017,092.95
  5. Step 5: Solve for x
    x = 1,446,178,017,092.95/1,374,375.21
  6. Step 6: Final answer
    x = 1,052,243.96

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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.