Home / 3,874,213.38-5,353,788.18-2,905,662.16

Finding the Fourth Proportional to 3,874,213.38, 5,353,788.18 and 2,905,662.16

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Solution

The fourth proportional to 3,874,213.38, 5,353,788.18 and 2,905,662.16 is: 4,015,344.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874,213.38 : 5,353,788.18 = 2,905,662.16 : x
  2. Step 2: Convert to fraction form
    3,874,213.38/5,353,788.18 = 2,905,662.16/x
  3. Step 3: Cross multiply
    3,874,213.38x = 5,353,788.18 × 2,905,662.16
  4. Step 4: Simplify right side
    3,874,213.38x = 15,556,299,727,281.27
  5. Step 5: Solve for x
    x = 15,556,299,727,281.27/3,874,213.38
  6. Step 6: Final answer
    x = 4,015,344.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.