Home / 3,913,021.32-5,393,728.84-3,084,744.48

Finding the Fourth Proportional to 3,913,021.32, 5,393,728.84 and 3,084,744.48

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Solution

The fourth proportional to 3,913,021.32, 5,393,728.84 and 3,084,744.48 is: 4,252,027.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,021.32 : 5,393,728.84 = 3,084,744.48 : x
  2. Step 2: Convert to fraction form
    3,913,021.32/5,393,728.84 = 3,084,744.48/x
  3. Step 3: Cross multiply
    3,913,021.32x = 5,393,728.84 × 3,084,744.48
  4. Step 4: Simplify right side
    3,913,021.32x = 16,638,275,265,806.80
  5. Step 5: Solve for x
    x = 16,638,275,265,806.80/3,913,021.32
  6. Step 6: Final answer
    x = 4,252,027.76

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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.