Home / 3,689,802.72-5,091,418.62-2,058,018.84

Finding the Fourth Proportional to 3,689,802.72, 5,091,418.62 and 2,058,018.84

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Solution

The fourth proportional to 3,689,802.72, 5,091,418.62 and 2,058,018.84 is: 2,839,782.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,802.72 : 5,091,418.62 = 2,058,018.84 : x
  2. Step 2: Convert to fraction form
    3,689,802.72/5,091,418.62 = 2,058,018.84/x
  3. Step 3: Cross multiply
    3,689,802.72x = 5,091,418.62 × 2,058,018.84
  4. Step 4: Simplify right side
    3,689,802.72x = 10,478,235,442,286.80
  5. Step 5: Solve for x
    x = 10,478,235,442,286.80/3,689,802.72
  6. Step 6: Final answer
    x = 2,839,782.03

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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.