Home / 2,538,474.25-3,503,077.05-1,376,915.80

Finding the Fourth Proportional to 2,538,474.25, 3,503,077.05 and 1,376,915.80

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Solution

The fourth proportional to 2,538,474.25, 3,503,077.05 and 1,376,915.80 is: 1,900,134.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,474.25 : 3,503,077.05 = 1,376,915.80 : x
  2. Step 2: Convert to fraction form
    2,538,474.25/3,503,077.05 = 1,376,915.80/x
  3. Step 3: Cross multiply
    2,538,474.25x = 3,503,077.05 × 1,376,915.80
  4. Step 4: Simplify right side
    2,538,474.25x = 4,823,442,138,762.39
  5. Step 5: Solve for x
    x = 4,823,442,138,762.39/2,538,474.25
  6. Step 6: Final answer
    x = 1,900,134.36

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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.