Home / 3,203,199-4,420,381.32-1,826,766.90

Finding the Fourth Proportional to 3,203,199, 4,420,381.32 and 1,826,766.90

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Solution

The fourth proportional to 3,203,199, 4,420,381.32 and 1,826,766.90 is: 2,520,919.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203,199 : 4,420,381.32 = 1,826,766.90 : x
  2. Step 2: Convert to fraction form
    3,203,199/4,420,381.32 = 1,826,766.90/x
  3. Step 3: Cross multiply
    3,203,199x = 4,420,381.32 × 1,826,766.90
  4. Step 4: Simplify right side
    3,203,199x = 8,075,006,280,754.31
  5. Step 5: Solve for x
    x = 8,075,006,280,754.31/3,203,199
  6. Step 6: Final answer
    x = 2,520,919.33

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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.