Home / 3,121,438.96-4,682,533.36-1,099,264.88

Finding the Fourth Proportional to 3,121,438.96, 4,682,533.36 and 1,099,264.88

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Solution

The fourth proportional to 3,121,438.96, 4,682,533.36 and 1,099,264.88 is: 1,649,029.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,438.96 : 4,682,533.36 = 1,099,264.88 : x
  2. Step 2: Convert to fraction form
    3,121,438.96/4,682,533.36 = 1,099,264.88/x
  3. Step 3: Cross multiply
    3,121,438.96x = 4,682,533.36 × 1,099,264.88
  4. Step 4: Simplify right side
    3,121,438.96x = 5,147,344,472,076.40
  5. Step 5: Solve for x
    x = 5,147,344,472,076.40/3,121,438.96
  6. Step 6: Final answer
    x = 1,649,029.35

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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.