Home / 2,529,803.85-3,491,128.14-1,383,883.89

Finding the Fourth Proportional to 2,529,803.85, 3,491,128.14 and 1,383,883.89

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Solution

The fourth proportional to 2,529,803.85, 3,491,128.14 and 1,383,883.89 is: 1,909,759.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,803.85 : 3,491,128.14 = 1,383,883.89 : x
  2. Step 2: Convert to fraction form
    2,529,803.85/3,491,128.14 = 1,383,883.89/x
  3. Step 3: Cross multiply
    2,529,803.85x = 3,491,128.14 × 1,383,883.89
  4. Step 4: Simplify right side
    2,529,803.85x = 4,831,315,990,871.66
  5. Step 5: Solve for x
    x = 4,831,315,990,871.66/2,529,803.85
  6. Step 6: Final answer
    x = 1,909,759.13

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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.