Home / 3,015,115-4,522,844.90-855,971.24

Finding the Fourth Proportional to 3,015,115, 4,522,844.90 and 855,971.24

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Solution

The fourth proportional to 3,015,115, 4,522,844.90 and 855,971.24 is: 1,284,005.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,115 : 4,522,844.90 = 855,971.24 : x
  2. Step 2: Convert to fraction form
    3,015,115/4,522,844.90 = 855,971.24/x
  3. Step 3: Cross multiply
    3,015,115x = 4,522,844.90 × 855,971.24
  4. Step 4: Simplify right side
    3,015,115x = 3,871,425,157,380.68
  5. Step 5: Solve for x
    x = 3,871,425,157,380.68/3,015,115
  6. Step 6: Final answer
    x = 1,284,005.80

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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.