Home / 3,834,669.25-5,291,954.22-2,115,900.48

Finding the Fourth Proportional to 3,834,669.25, 5,291,954.22 and 2,115,900.48

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Solution

The fourth proportional to 3,834,669.25, 5,291,954.22 and 2,115,900.48 is: 2,920,003.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834,669.25 : 5,291,954.22 = 2,115,900.48 : x
  2. Step 2: Convert to fraction form
    3,834,669.25/5,291,954.22 = 2,115,900.48/x
  3. Step 3: Cross multiply
    3,834,669.25x = 5,291,954.22 × 2,115,900.48
  4. Step 4: Simplify right side
    3,834,669.25x = 11,197,248,460,346.30
  5. Step 5: Solve for x
    x = 11,197,248,460,346.30/3,834,669.25
  6. Step 6: Final answer
    x = 2,920,003.72

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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.