Home / 2,889,410.97-3,987,611.52-1,600,371.30

Finding the Fourth Proportional to 2,889,410.97, 3,987,611.52 and 1,600,371.30

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Solution

The fourth proportional to 2,889,410.97, 3,987,611.52 and 1,600,371.30 is: 2,208,636.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,410.97 : 3,987,611.52 = 1,600,371.30 : x
  2. Step 2: Convert to fraction form
    2,889,410.97/3,987,611.52 = 1,600,371.30/x
  3. Step 3: Cross multiply
    2,889,410.97x = 3,987,611.52 × 1,600,371.30
  4. Step 4: Simplify right side
    2,889,410.97x = 6,381,659,032,157.38
  5. Step 5: Solve for x
    x = 6,381,659,032,157.38/2,889,410.97
  6. Step 6: Final answer
    x = 2,208,636.67

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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.