Home / 3,969,820.40-5,954,730.60-2,285,538.80

Finding the Fourth Proportional to 3,969,820.40, 5,954,730.60 and 2,285,538.80

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Solution

The fourth proportional to 3,969,820.40, 5,954,730.60 and 2,285,538.80 is: 3,428,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,820.40 : 5,954,730.60 = 2,285,538.80 : x
  2. Step 2: Convert to fraction form
    3,969,820.40/5,954,730.60 = 2,285,538.80/x
  3. Step 3: Cross multiply
    3,969,820.40x = 5,954,730.60 × 2,285,538.80
  4. Step 4: Simplify right side
    3,969,820.40x = 13,609,767,829,847.28
  5. Step 5: Solve for x
    x = 13,609,767,829,847.28/3,969,820.40
  6. Step 6: Final answer
    x = 3,428,308.20

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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.