Home / 2,015,896.20-3,019,697.10-1,019,185.80

Finding the Fourth Proportional to 2,015,896.20, 3,019,697.10 and 1,019,185.80

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Solution

The fourth proportional to 2,015,896.20, 3,019,697.10 and 1,019,185.80 is: 1,526,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,896.20 : 3,019,697.10 = 1,019,185.80 : x
  2. Step 2: Convert to fraction form
    2,015,896.20/3,019,697.10 = 1,019,185.80/x
  3. Step 3: Cross multiply
    2,015,896.20x = 3,019,697.10 × 1,019,185.80
  4. Step 4: Simplify right side
    2,015,896.20x = 3,077,632,404,621.18
  5. Step 5: Solve for x
    x = 3,077,632,404,621.18/2,015,896.20
  6. Step 6: Final answer
    x = 1,526,681.98

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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.