Home / 2,763,921.96-4,145,683.26-871,205.16

Finding the Fourth Proportional to 2,763,921.96, 4,145,683.26 and 871,205.16

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Solution

The fourth proportional to 2,763,921.96, 4,145,683.26 and 871,205.16 is: 1,306,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763,921.96 : 4,145,683.26 = 871,205.16 : x
  2. Step 2: Convert to fraction form
    2,763,921.96/4,145,683.26 = 871,205.16/x
  3. Step 3: Cross multiply
    2,763,921.96x = 4,145,683.26 × 871,205.16
  4. Step 4: Simplify right side
    2,763,921.96x = 3,611,740,647,837.62
  5. Step 5: Solve for x
    x = 3,611,740,647,837.62/2,763,921.96
  6. Step 6: Final answer
    x = 1,306,744.80

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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.