Home / 3,899,579.88-5,381,319.33-2,157,204

Finding the Fourth Proportional to 3,899,579.88, 5,381,319.33 and 2,157,204

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Solution

The fourth proportional to 3,899,579.88, 5,381,319.33 and 2,157,204 is: 2,976,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,579.88 : 5,381,319.33 = 2,157,204 : x
  2. Step 2: Convert to fraction form
    3,899,579.88/5,381,319.33 = 2,157,204/x
  3. Step 3: Cross multiply
    3,899,579.88x = 5,381,319.33 × 2,157,204
  4. Step 4: Simplify right side
    3,899,579.88x = 11,608,603,583,953.32
  5. Step 5: Solve for x
    x = 11,608,603,583,953.32/3,899,579.88
  6. Step 6: Final answer
    x = 2,976,885.70

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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.