Home / 3,889,660.20-5,829,824.70-1,995,426.60

Finding the Fourth Proportional to 3,889,660.20, 5,829,824.70 and 1,995,426.60

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Solution

The fourth proportional to 3,889,660.20, 5,829,824.70 and 1,995,426.60 is: 2,990,746.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,660.20 : 5,829,824.70 = 1,995,426.60 : x
  2. Step 2: Convert to fraction form
    3,889,660.20/5,829,824.70 = 1,995,426.60/x
  3. Step 3: Cross multiply
    3,889,660.20x = 5,829,824.70 × 1,995,426.60
  4. Step 4: Simplify right side
    3,889,660.20x = 11,632,987,279,717.02
  5. Step 5: Solve for x
    x = 11,632,987,279,717.02/3,889,660.20
  6. Step 6: Final answer
    x = 2,990,746.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.