Home / 3,526,821.20-5,290,231.80-2,174,599.10

Finding the Fourth Proportional to 3,526,821.20, 5,290,231.80 and 2,174,599.10

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Solution

The fourth proportional to 3,526,821.20, 5,290,231.80 and 2,174,599.10 is: 3,261,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526,821.20 : 5,290,231.80 = 2,174,599.10 : x
  2. Step 2: Convert to fraction form
    3,526,821.20/5,290,231.80 = 2,174,599.10/x
  3. Step 3: Cross multiply
    3,526,821.20x = 5,290,231.80 × 2,174,599.10
  4. Step 4: Simplify right side
    3,526,821.20x = 11,504,133,311,071.38
  5. Step 5: Solve for x
    x = 11,504,133,311,071.38/3,526,821.20
  6. Step 6: Final answer
    x = 3,261,898.65

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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.