Home / 3,850,356.79-5,315,999.16-2,474,230.78

Finding the Fourth Proportional to 3,850,356.79, 5,315,999.16 and 2,474,230.78

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Solution

The fourth proportional to 3,850,356.79, 5,315,999.16 and 2,474,230.78 is: 3,416,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,356.79 : 5,315,999.16 = 2,474,230.78 : x
  2. Step 2: Convert to fraction form
    3,850,356.79/5,315,999.16 = 2,474,230.78/x
  3. Step 3: Cross multiply
    3,850,356.79x = 5,315,999.16 × 2,474,230.78
  4. Step 4: Simplify right side
    3,850,356.79x = 13,153,008,748,126.14
  5. Step 5: Solve for x
    x = 13,153,008,748,126.14/3,850,356.79
  6. Step 6: Final answer
    x = 3,416,049.33

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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.