Home / 3,443,649.45-5,165,474.15-1,255,383.21

Finding the Fourth Proportional to 3,443,649.45, 5,165,474.15 and 1,255,383.21

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Solution

The fourth proportional to 3,443,649.45, 5,165,474.15 and 1,255,383.21 is: 1,883,074.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443,649.45 : 5,165,474.15 = 1,255,383.21 : x
  2. Step 2: Convert to fraction form
    3,443,649.45/5,165,474.15 = 1,255,383.21/x
  3. Step 3: Cross multiply
    3,443,649.45x = 5,165,474.15 × 1,255,383.21
  4. Step 4: Simplify right side
    3,443,649.45x = 6,484,649,519,599.02
  5. Step 5: Solve for x
    x = 6,484,649,519,599.02/3,443,649.45
  6. Step 6: Final answer
    x = 1,883,074.81

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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.