Home / 1,399,174.26-2,098,826.99-452,618.79

Finding the Fourth Proportional to 1,399,174.26, 2,098,826.99 and 452,618.79

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Solution

The fourth proportional to 1,399,174.26, 2,098,826.99 and 452,618.79 is: 678,949.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,174.26 : 2,098,826.99 = 452,618.79 : x
  2. Step 2: Convert to fraction form
    1,399,174.26/2,098,826.99 = 452,618.79/x
  3. Step 3: Cross multiply
    1,399,174.26x = 2,098,826.99 × 452,618.79
  4. Step 4: Simplify right side
    1,399,174.26x = 949,968,532,633.14
  5. Step 5: Solve for x
    x = 949,968,532,633.14/1,399,174.26
  6. Step 6: Final answer
    x = 678,949.41

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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.