Home / 2,561,836.27-3,843,427.42-920,679.20

Finding the Fourth Proportional to 2,561,836.27, 3,843,427.42 and 920,679.20

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Solution

The fourth proportional to 2,561,836.27, 3,843,427.42 and 920,679.20 is: 1,381,260.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,836.27 : 3,843,427.42 = 920,679.20 : x
  2. Step 2: Convert to fraction form
    2,561,836.27/3,843,427.42 = 920,679.20/x
  3. Step 3: Cross multiply
    2,561,836.27x = 3,843,427.42 × 920,679.20
  4. Step 4: Simplify right side
    2,561,836.27x = 3,538,563,689,610.53
  5. Step 5: Solve for x
    x = 3,538,563,689,610.53/2,561,836.27
  6. Step 6: Final answer
    x = 1,381,260.67

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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.