Home / 2,449,400.45-3,380,288.00-1,361,690.21

Finding the Fourth Proportional to 2,449,400.45, 3,380,288.00 and 1,361,690.21

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Solution

The fourth proportional to 2,449,400.45, 3,380,288.00 and 1,361,690.21 is: 1,879,196.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449,400.45 : 3,380,288.00 = 1,361,690.21 : x
  2. Step 2: Convert to fraction form
    2,449,400.45/3,380,288.00 = 1,361,690.21/x
  3. Step 3: Cross multiply
    2,449,400.45x = 3,380,288.00 × 1,361,690.21
  4. Step 4: Simplify right side
    2,449,400.45x = 4,602,905,059,208.63
  5. Step 5: Solve for x
    x = 4,602,905,059,208.63/2,449,400.45
  6. Step 6: Final answer
    x = 1,879,196.62

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1.5x scale

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.