Home / 1,904,754.53-2,856,956.83-642,593.09

Finding the Fourth Proportional to 1,904,754.53, 2,856,956.83 and 642,593.09

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Solution

The fourth proportional to 1,904,754.53, 2,856,956.83 and 642,593.09 is: 963,830.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,754.53 : 2,856,956.83 = 642,593.09 : x
  2. Step 2: Convert to fraction form
    1,904,754.53/2,856,956.83 = 642,593.09/x
  3. Step 3: Cross multiply
    1,904,754.53x = 2,856,956.83 × 642,593.09
  4. Step 4: Simplify right side
    1,904,754.53x = 1,835,860,715,823.21
  5. Step 5: Solve for x
    x = 1,835,860,715,823.21/1,904,754.53
  6. Step 6: Final answer
    x = 963,830.61

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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.