Home / 3,689,838.88-5,091,985.85-2,058,351.91

Finding the Fourth Proportional to 3,689,838.88, 5,091,985.85 and 2,058,351.91

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Solution

The fourth proportional to 3,689,838.88, 5,091,985.85 and 2,058,351.91 is: 2,840,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,838.88 : 5,091,985.85 = 2,058,351.91 : x
  2. Step 2: Convert to fraction form
    3,689,838.88/5,091,985.85 = 2,058,351.91/x
  3. Step 3: Cross multiply
    3,689,838.88x = 5,091,985.85 × 2,058,351.91
  4. Step 4: Simplify right side
    3,689,838.88x = 10,481,098,764,288.79
  5. Step 5: Solve for x
    x = 10,481,098,764,288.79/3,689,838.88
  6. Step 6: Final answer
    x = 2,840,530.20

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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.