Home / 3,231,175.77-4,846,763.70-987,294.33

Finding the Fourth Proportional to 3,231,175.77, 4,846,763.70 and 987,294.33

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Solution

The fourth proportional to 3,231,175.77, 4,846,763.70 and 987,294.33 is: 1,480,941.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,175.77 : 4,846,763.70 = 987,294.33 : x
  2. Step 2: Convert to fraction form
    3,231,175.77/4,846,763.70 = 987,294.33/x
  3. Step 3: Cross multiply
    3,231,175.77x = 4,846,763.70 × 987,294.33
  4. Step 4: Simplify right side
    3,231,175.77x = 4,785,182,319,859.82
  5. Step 5: Solve for x
    x = 4,785,182,319,859.82/3,231,175.77
  6. Step 6: Final answer
    x = 1,480,941.51

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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.