Home / 1,622,827.50-2,431,354.38-1,383,744.66

Finding the Fourth Proportional to 1,622,827.50, 2,431,354.38 and 1,383,744.66

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Solution

The fourth proportional to 1,622,827.50, 2,431,354.38 and 1,383,744.66 is: 2,073,155.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,827.50 : 2,431,354.38 = 1,383,744.66 : x
  2. Step 2: Convert to fraction form
    1,622,827.50/2,431,354.38 = 1,383,744.66/x
  3. Step 3: Cross multiply
    1,622,827.50x = 2,431,354.38 × 1,383,744.66
  4. Step 4: Simplify right side
    1,622,827.50x = 3,364,373,639,892.61
  5. Step 5: Solve for x
    x = 3,364,373,639,892.61/1,622,827.50
  6. Step 6: Final answer
    x = 2,073,155.43

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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.