Home / 3,715,139.70-5,572,709.55-2,702,121.30

Finding the Fourth Proportional to 3,715,139.70, 5,572,709.55 and 2,702,121.30

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Solution

The fourth proportional to 3,715,139.70, 5,572,709.55 and 2,702,121.30 is: 4,053,181.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715,139.70 : 5,572,709.55 = 2,702,121.30 : x
  2. Step 2: Convert to fraction form
    3,715,139.70/5,572,709.55 = 2,702,121.30/x
  3. Step 3: Cross multiply
    3,715,139.70x = 5,572,709.55 × 2,702,121.30
  4. Step 4: Simplify right side
    3,715,139.70x = 15,058,137,173,768.41
  5. Step 5: Solve for x
    x = 15,058,137,173,768.41/3,715,139.70
  6. Step 6: Final answer
    x = 4,053,181.95

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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.