Home / 3,405,426.21-5,107,991.58-846,587.61

Finding the Fourth Proportional to 3,405,426.21, 5,107,991.58 and 846,587.61

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Solution

The fourth proportional to 3,405,426.21, 5,107,991.58 and 846,587.61 is: 1,269,844.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,426.21 : 5,107,991.58 = 846,587.61 : x
  2. Step 2: Convert to fraction form
    3,405,426.21/5,107,991.58 = 846,587.61/x
  3. Step 3: Cross multiply
    3,405,426.21x = 5,107,991.58 × 846,587.61
  4. Step 4: Simplify right side
    3,405,426.21x = 4,324,362,383,612.32
  5. Step 5: Solve for x
    x = 4,324,362,383,612.32/3,405,426.21
  6. Step 6: Final answer
    x = 1,269,844.69

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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.