Home / 2,015,775.20-3,019,515.60-1,019,064.80

Finding the Fourth Proportional to 2,015,775.20, 3,019,515.60 and 1,019,064.80

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Solution

The fourth proportional to 2,015,775.20, 3,019,515.60 and 1,019,064.80 is: 1,526,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,775.20 : 3,019,515.60 = 1,019,064.80 : x
  2. Step 2: Convert to fraction form
    2,015,775.20/3,019,515.60 = 1,019,064.80/x
  3. Step 3: Cross multiply
    2,015,775.20x = 3,019,515.60 × 1,019,064.80
  4. Step 4: Simplify right side
    2,015,775.20x = 3,077,082,061,010.88
  5. Step 5: Solve for x
    x = 3,077,082,061,010.88/2,015,775.20
  6. Step 6: Final answer
    x = 1,526,500.60

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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.