Home / 1,538,797.43-2,123,804.15-894,591.30

Finding the Fourth Proportional to 1,538,797.43, 2,123,804.15 and 894,591.30

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Solution

The fourth proportional to 1,538,797.43, 2,123,804.15 and 894,591.30 is: 1,234,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,797.43 : 2,123,804.15 = 894,591.30 : x
  2. Step 2: Convert to fraction form
    1,538,797.43/2,123,804.15 = 894,591.30/x
  3. Step 3: Cross multiply
    1,538,797.43x = 2,123,804.15 × 894,591.30
  4. Step 4: Simplify right side
    1,538,797.43x = 1,899,936,715,493.90
  5. Step 5: Solve for x
    x = 1,899,936,715,493.90/1,538,797.43
  6. Step 6: Final answer
    x = 1,234,689.30

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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.