Home / 1,540,997.20-2,311,742.04-475,788.88

Finding the Fourth Proportional to 1,540,997.20, 2,311,742.04 and 475,788.88

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Solution

The fourth proportional to 1,540,997.20, 2,311,742.04 and 475,788.88 is: 713,759.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,997.20 : 2,311,742.04 = 475,788.88 : x
  2. Step 2: Convert to fraction form
    1,540,997.20/2,311,742.04 = 475,788.88/x
  3. Step 3: Cross multiply
    1,540,997.20x = 2,311,742.04 × 475,788.88
  4. Step 4: Simplify right side
    1,540,997.20x = 1,099,901,156,060.52
  5. Step 5: Solve for x
    x = 1,099,901,156,060.52/1,540,997.20
  6. Step 6: Final answer
    x = 713,759.35

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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.