Home / 2,635,249-3,952,873.50-838,136.20

Finding the Fourth Proportional to 2,635,249, 3,952,873.50 and 838,136.20

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Solution

The fourth proportional to 2,635,249, 3,952,873.50 and 838,136.20 is: 1,257,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,249 : 3,952,873.50 = 838,136.20 : x
  2. Step 2: Convert to fraction form
    2,635,249/3,952,873.50 = 838,136.20/x
  3. Step 3: Cross multiply
    2,635,249x = 3,952,873.50 × 838,136.20
  4. Step 4: Simplify right side
    2,635,249x = 3,313,046,374,370.70
  5. Step 5: Solve for x
    x = 3,313,046,374,370.70/2,635,249
  6. Step 6: Final answer
    x = 1,257,204.30

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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.