Home / 3,766,965.12-5,198,562.72-2,048,080.32

Finding the Fourth Proportional to 3,766,965.12, 5,198,562.72 and 2,048,080.32

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Solution

The fourth proportional to 3,766,965.12, 5,198,562.72 and 2,048,080.32 is: 2,826,432.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766,965.12 : 5,198,562.72 = 2,048,080.32 : x
  2. Step 2: Convert to fraction form
    3,766,965.12/5,198,562.72 = 2,048,080.32/x
  3. Step 3: Cross multiply
    3,766,965.12x = 5,198,562.72 × 2,048,080.32
  4. Step 4: Simplify right side
    3,766,965.12x = 10,647,073,999,117.67
  5. Step 5: Solve for x
    x = 10,647,073,999,117.67/3,766,965.12
  6. Step 6: Final answer
    x = 2,826,432.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.