Home / 3,477,177.70-5,215,766.55-2,201,719.30

Finding the Fourth Proportional to 3,477,177.70, 5,215,766.55 and 2,201,719.30

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Solution

The fourth proportional to 3,477,177.70, 5,215,766.55 and 2,201,719.30 is: 3,302,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,177.70 : 5,215,766.55 = 2,201,719.30 : x
  2. Step 2: Convert to fraction form
    3,477,177.70/5,215,766.55 = 2,201,719.30/x
  3. Step 3: Cross multiply
    3,477,177.70x = 5,215,766.55 × 2,201,719.30
  4. Step 4: Simplify right side
    3,477,177.70x = 11,483,653,877,429.41
  5. Step 5: Solve for x
    x = 11,483,653,877,429.41/3,477,177.70
  6. Step 6: Final answer
    x = 3,302,578.95

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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.