Home / 3,580,674.90-5,371,012.35-3,425,179.20

Finding the Fourth Proportional to 3,580,674.90, 5,371,012.35 and 3,425,179.20

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Solution

The fourth proportional to 3,580,674.90, 5,371,012.35 and 3,425,179.20 is: 5,137,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,674.90 : 5,371,012.35 = 3,425,179.20 : x
  2. Step 2: Convert to fraction form
    3,580,674.90/5,371,012.35 = 3,425,179.20/x
  3. Step 3: Cross multiply
    3,580,674.90x = 5,371,012.35 × 3,425,179.20
  4. Step 4: Simplify right side
    3,580,674.90x = 18,396,679,784,163.12
  5. Step 5: Solve for x
    x = 18,396,679,784,163.12/3,580,674.90
  6. Step 6: Final answer
    x = 5,137,768.80

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Similar ratio
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1.5x scale

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.