Home / 2,715,904.10-4,074,402.90-796,811.60

Finding the Fourth Proportional to 2,715,904.10, 4,074,402.90 and 796,811.60

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Solution

The fourth proportional to 2,715,904.10, 4,074,402.90 and 796,811.60 is: 1,195,377.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715,904.10 : 4,074,402.90 = 796,811.60 : x
  2. Step 2: Convert to fraction form
    2,715,904.10/4,074,402.90 = 796,811.60/x
  3. Step 3: Cross multiply
    2,715,904.10x = 4,074,402.90 × 796,811.60
  4. Step 4: Simplify right side
    2,715,904.10x = 3,246,531,493,793.64
  5. Step 5: Solve for x
    x = 3,246,531,493,793.64/2,715,904.10
  6. Step 6: Final answer
    x = 1,195,377.81

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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.