Home / 1,685,067.36-2,324,825.08-959,401.72

Finding the Fourth Proportional to 1,685,067.36, 2,324,825.08 and 959,401.72

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Solution

The fourth proportional to 1,685,067.36, 2,324,825.08 and 959,401.72 is: 1,323,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,067.36 : 2,324,825.08 = 959,401.72 : x
  2. Step 2: Convert to fraction form
    1,685,067.36/2,324,825.08 = 959,401.72/x
  3. Step 3: Cross multiply
    1,685,067.36x = 2,324,825.08 × 959,401.72
  4. Step 4: Simplify right side
    1,685,067.36x = 2,230,441,180,451.14
  5. Step 5: Solve for x
    x = 2,230,441,180,451.14/1,685,067.36
  6. Step 6: Final answer
    x = 1,323,651.05

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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.