Home / 3,979,406.26-5,487,679.38-2,526,579.46

Finding the Fourth Proportional to 3,979,406.26, 5,487,679.38 and 2,526,579.46

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Solution

The fourth proportional to 3,979,406.26, 5,487,679.38 and 2,526,579.46 is: 3,484,202.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,406.26 : 5,487,679.38 = 2,526,579.46 : x
  2. Step 2: Convert to fraction form
    3,979,406.26/5,487,679.38 = 2,526,579.46/x
  3. Step 3: Cross multiply
    3,979,406.26x = 5,487,679.38 × 2,526,579.46
  4. Step 4: Simplify right side
    3,979,406.26x = 13,865,058,004,573.54
  5. Step 5: Solve for x
    x = 13,865,058,004,573.54/3,979,406.26
  6. Step 6: Final answer
    x = 3,484,202.69

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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.