Home / 1,516,513.79-2,274,523.44-505,644.12

Finding the Fourth Proportional to 1,516,513.79, 2,274,523.44 and 505,644.12

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Solution

The fourth proportional to 1,516,513.79, 2,274,523.44 and 505,644.12 is: 758,383.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,513.79 : 2,274,523.44 = 505,644.12 : x
  2. Step 2: Convert to fraction form
    1,516,513.79/2,274,523.44 = 505,644.12/x
  3. Step 3: Cross multiply
    1,516,513.79x = 2,274,523.44 × 505,644.12
  4. Step 4: Simplify right side
    1,516,513.79x = 1,150,099,401,342.01
  5. Step 5: Solve for x
    x = 1,150,099,401,342.01/1,516,513.79
  6. Step 6: Final answer
    x = 758,383.74

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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.