Home / 3,438,513.20-5,157,769.80-1,844,190.20

Finding the Fourth Proportional to 3,438,513.20, 5,157,769.80 and 1,844,190.20

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Solution

The fourth proportional to 3,438,513.20, 5,157,769.80 and 1,844,190.20 is: 2,766,285.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,513.20 : 5,157,769.80 = 1,844,190.20 : x
  2. Step 2: Convert to fraction form
    3,438,513.20/5,157,769.80 = 1,844,190.20/x
  3. Step 3: Cross multiply
    3,438,513.20x = 5,157,769.80 × 1,844,190.20
  4. Step 4: Simplify right side
    3,438,513.20x = 9,511,908,519,015.96
  5. Step 5: Solve for x
    x = 9,511,908,519,015.96/3,438,513.20
  6. Step 6: Final answer
    x = 2,766,285.30

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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.