Home / 3,299,426.80-4,949,140.20-1,405,922.20

Finding the Fourth Proportional to 3,299,426.80, 4,949,140.20 and 1,405,922.20

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Solution

The fourth proportional to 3,299,426.80, 4,949,140.20 and 1,405,922.20 is: 2,108,883.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299,426.80 : 4,949,140.20 = 1,405,922.20 : x
  2. Step 2: Convert to fraction form
    3,299,426.80/4,949,140.20 = 1,405,922.20/x
  3. Step 3: Cross multiply
    3,299,426.80x = 4,949,140.20 × 1,405,922.20
  4. Step 4: Simplify right side
    3,299,426.80x = 6,958,106,078,092.44
  5. Step 5: Solve for x
    x = 6,958,106,078,092.44/3,299,426.80
  6. Step 6: Final answer
    x = 2,108,883.30

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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.