Home / 2,690,745.60-4,037,673.60-1,008,019.20

Finding the Fourth Proportional to 2,690,745.60, 4,037,673.60 and 1,008,019.20

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Solution

The fourth proportional to 2,690,745.60, 4,037,673.60 and 1,008,019.20 is: 1,512,611.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,745.60 : 4,037,673.60 = 1,008,019.20 : x
  2. Step 2: Convert to fraction form
    2,690,745.60/4,037,673.60 = 1,008,019.20/x
  3. Step 3: Cross multiply
    2,690,745.60x = 4,037,673.60 × 1,008,019.20
  4. Step 4: Simplify right side
    2,690,745.60x = 4,070,052,512,133.12
  5. Step 5: Solve for x
    x = 4,070,052,512,133.12/2,690,745.60
  6. Step 6: Final answer
    x = 1,512,611.42

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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.