Home / 2,529,743.40-3,491,129.16-1,383,797.52

Finding the Fourth Proportional to 2,529,743.40, 3,491,129.16 and 1,383,797.52

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Solution

The fourth proportional to 2,529,743.40, 3,491,129.16 and 1,383,797.52 is: 1,909,686.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,743.40 : 3,491,129.16 = 1,383,797.52 : x
  2. Step 2: Convert to fraction form
    2,529,743.40/3,491,129.16 = 1,383,797.52/x
  3. Step 3: Cross multiply
    2,529,743.40x = 3,491,129.16 × 1,383,797.52
  4. Step 4: Simplify right side
    2,529,743.40x = 4,831,015,873,607.68
  5. Step 5: Solve for x
    x = 4,831,015,873,607.68/2,529,743.40
  6. Step 6: Final answer
    x = 1,909,686.13

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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.