Home / 3,519,500.65-4,856,910.89-1,909,868.65

Finding the Fourth Proportional to 3,519,500.65, 4,856,910.89 and 1,909,868.65

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Solution

The fourth proportional to 3,519,500.65, 4,856,910.89 and 1,909,868.65 is: 2,635,618.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,500.65 : 4,856,910.89 = 1,909,868.65 : x
  2. Step 2: Convert to fraction form
    3,519,500.65/4,856,910.89 = 1,909,868.65/x
  3. Step 3: Cross multiply
    3,519,500.65x = 4,856,910.89 × 1,909,868.65
  4. Step 4: Simplify right side
    3,519,500.65x = 9,276,061,844,654.60
  5. Step 5: Solve for x
    x = 9,276,061,844,654.60/3,519,500.65
  6. Step 6: Final answer
    x = 2,635,618.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.