Home / 2,847,217.82-3,929,160.21-1,558,058.36

Finding the Fourth Proportional to 2,847,217.82, 3,929,160.21 and 1,558,058.36

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Solution

The fourth proportional to 2,847,217.82, 3,929,160.21 and 1,558,058.36 is: 2,150,120.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,217.82 : 3,929,160.21 = 1,558,058.36 : x
  2. Step 2: Convert to fraction form
    2,847,217.82/3,929,160.21 = 1,558,058.36/x
  3. Step 3: Cross multiply
    2,847,217.82x = 3,929,160.21 × 1,558,058.36
  4. Step 4: Simplify right side
    2,847,217.82x = 6,121,860,893,324.06
  5. Step 5: Solve for x
    x = 6,121,860,893,324.06/2,847,217.82
  6. Step 6: Final answer
    x = 2,150,120.32

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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.