Home / 3,618,051.60-5,427,077.40-2,198,542.80

Finding the Fourth Proportional to 3,618,051.60, 5,427,077.40 and 2,198,542.80

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Solution

The fourth proportional to 3,618,051.60, 5,427,077.40 and 2,198,542.80 is: 3,297,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,051.60 : 5,427,077.40 = 2,198,542.80 : x
  2. Step 2: Convert to fraction form
    3,618,051.60/5,427,077.40 = 2,198,542.80/x
  3. Step 3: Cross multiply
    3,618,051.60x = 5,427,077.40 × 2,198,542.80
  4. Step 4: Simplify right side
    3,618,051.60x = 11,931,661,942,812.72
  5. Step 5: Solve for x
    x = 11,931,661,942,812.72/3,618,051.60
  6. Step 6: Final answer
    x = 3,297,814.20

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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.