Home / 3,815,172.40-5,265,395.64-2,288,119.60

Finding the Fourth Proportional to 3,815,172.40, 5,265,395.64 and 2,288,119.60

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Solution

The fourth proportional to 3,815,172.40, 5,265,395.64 and 2,288,119.60 is: 3,157,879.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815,172.40 : 5,265,395.64 = 2,288,119.60 : x
  2. Step 2: Convert to fraction form
    3,815,172.40/5,265,395.64 = 2,288,119.60/x
  3. Step 3: Cross multiply
    3,815,172.40x = 5,265,395.64 × 2,288,119.60
  4. Step 4: Simplify right side
    3,815,172.40x = 12,047,854,965,638.54
  5. Step 5: Solve for x
    x = 12,047,854,965,638.54/3,815,172.40
  6. Step 6: Final answer
    x = 3,157,879.57

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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.