Home / 3,015,997.56-4,162,104.48-1,639,344.51

Finding the Fourth Proportional to 3,015,997.56, 4,162,104.48 and 1,639,344.51

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Solution

The fourth proportional to 3,015,997.56, 4,162,104.48 and 1,639,344.51 is: 2,262,310.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,997.56 : 4,162,104.48 = 1,639,344.51 : x
  2. Step 2: Convert to fraction form
    3,015,997.56/4,162,104.48 = 1,639,344.51/x
  3. Step 3: Cross multiply
    3,015,997.56x = 4,162,104.48 × 1,639,344.51
  4. Step 4: Simplify right side
    3,015,997.56x = 6,823,123,129,334.41
  5. Step 5: Solve for x
    x = 6,823,123,129,334.41/3,015,997.56
  6. Step 6: Final answer
    x = 2,262,310.56

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1.5x scale

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.