Home / 2,685,134.88-4,027,713.20-1,087,728.20

Finding the Fourth Proportional to 2,685,134.88, 4,027,713.20 and 1,087,728.20

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Solution

The fourth proportional to 2,685,134.88, 4,027,713.20 and 1,087,728.20 is: 1,631,596.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,134.88 : 4,027,713.20 = 1,087,728.20 : x
  2. Step 2: Convert to fraction form
    2,685,134.88/4,027,713.20 = 1,087,728.20/x
  3. Step 3: Cross multiply
    2,685,134.88x = 4,027,713.20 × 1,087,728.20
  4. Step 4: Simplify right side
    2,685,134.88x = 4,381,057,229,152.24
  5. Step 5: Solve for x
    x = 4,381,057,229,152.24/2,685,134.88
  6. Step 6: Final answer
    x = 1,631,596.71

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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.