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Finding the Fourth Proportional to 1,741,826.24, 2,612,752.32 and 479,723.12

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Solution

The fourth proportional to 1,741,826.24, 2,612,752.32 and 479,723.12 is: 719,588.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741,826.24 : 2,612,752.32 = 479,723.12 : x
  2. Step 2: Convert to fraction form
    1,741,826.24/2,612,752.32 = 479,723.12/x
  3. Step 3: Cross multiply
    1,741,826.24x = 2,612,752.32 × 479,723.12
  4. Step 4: Simplify right side
    1,741,826.24x = 1,253,397,694,737.64
  5. Step 5: Solve for x
    x = 1,253,397,694,737.64/1,741,826.24
  6. Step 6: Final answer
    x = 719,588.25

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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.