Home / 2,635,232.21-3,952,806.78-838,089.72

Finding the Fourth Proportional to 2,635,232.21, 3,952,806.78 and 838,089.72

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Solution

The fourth proportional to 2,635,232.21, 3,952,806.78 and 838,089.72 is: 1,257,121.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,232.21 : 3,952,806.78 = 838,089.72 : x
  2. Step 2: Convert to fraction form
    2,635,232.21/3,952,806.78 = 838,089.72/x
  3. Step 3: Cross multiply
    2,635,232.21x = 3,952,806.78 × 838,089.72
  4. Step 4: Simplify right side
    2,635,232.21x = 3,312,806,727,464.30
  5. Step 5: Solve for x
    x = 3,312,806,727,464.30/2,635,232.21
  6. Step 6: Final answer
    x = 1,257,121.37

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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.