Home / 2,015,893.20-3,019,692.60-1,019,182.80

Finding the Fourth Proportional to 2,015,893.20, 3,019,692.60 and 1,019,182.80

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Solution

The fourth proportional to 2,015,893.20, 3,019,692.60 and 1,019,182.80 is: 1,526,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,893.20 : 3,019,692.60 = 1,019,182.80 : x
  2. Step 2: Convert to fraction form
    2,015,893.20/3,019,692.60 = 1,019,182.80/x
  3. Step 3: Cross multiply
    2,015,893.20x = 3,019,692.60 × 1,019,182.80
  4. Step 4: Simplify right side
    2,015,893.20x = 3,077,618,759,207.28
  5. Step 5: Solve for x
    x = 3,077,618,759,207.28/2,015,893.20
  6. Step 6: Final answer
    x = 1,526,677.48

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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.