Home / 1,516,990.59-2,275,645.83-505,760.07

Finding the Fourth Proportional to 1,516,990.59, 2,275,645.83 and 505,760.07

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Solution

The fourth proportional to 1,516,990.59, 2,275,645.83 and 505,760.07 is: 758,693.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,990.59 : 2,275,645.83 = 505,760.07 : x
  2. Step 2: Convert to fraction form
    1,516,990.59/2,275,645.83 = 505,760.07/x
  3. Step 3: Cross multiply
    1,516,990.59x = 2,275,645.83 × 505,760.07
  4. Step 4: Simplify right side
    1,516,990.59x = 1,150,930,794,276.01
  5. Step 5: Solve for x
    x = 1,150,930,794,276.01/1,516,990.59
  6. Step 6: Final answer
    x = 758,693.43

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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.