Home / 3,191,949.36-4,776,690.15-1,994,435.64

Finding the Fourth Proportional to 3,191,949.36, 4,776,690.15 and 1,994,435.64

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Solution

The fourth proportional to 3,191,949.36, 4,776,690.15 and 1,994,435.64 is: 2,984,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,949.36 : 4,776,690.15 = 1,994,435.64 : x
  2. Step 2: Convert to fraction form
    3,191,949.36/4,776,690.15 = 1,994,435.64/x
  3. Step 3: Cross multiply
    3,191,949.36x = 4,776,690.15 × 1,994,435.64
  4. Step 4: Simplify right side
    3,191,949.36x = 9,526,801,076,396.95
  5. Step 5: Solve for x
    x = 9,526,801,076,396.95/3,191,949.36
  6. Step 6: Final answer
    x = 2,984,634.15

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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.