Home / 3,526,821.70-5,290,232.55-2,174,599.60

Finding the Fourth Proportional to 3,526,821.70, 5,290,232.55 and 2,174,599.60

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Solution

The fourth proportional to 3,526,821.70, 5,290,232.55 and 2,174,599.60 is: 3,261,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526,821.70 : 5,290,232.55 = 2,174,599.60 : x
  2. Step 2: Convert to fraction form
    3,526,821.70/5,290,232.55 = 2,174,599.60/x
  3. Step 3: Cross multiply
    3,526,821.70x = 5,290,232.55 × 2,174,599.60
  4. Step 4: Simplify right side
    3,526,821.70x = 11,504,137,587,136.98
  5. Step 5: Solve for x
    x = 11,504,137,587,136.98/3,526,821.70
  6. Step 6: Final answer
    x = 3,261,899.40

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Double scale
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Similar ratio
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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.