Home / 1,099,380.60-1,649,027.37-459,519.08

Finding the Fourth Proportional to 1,099,380.60, 1,649,027.37 and 459,519.08

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Solution

The fourth proportional to 1,099,380.60, 1,649,027.37 and 459,519.08 is: 689,260.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,380.60 : 1,649,027.37 = 459,519.08 : x
  2. Step 2: Convert to fraction form
    1,099,380.60/1,649,027.37 = 459,519.08/x
  3. Step 3: Cross multiply
    1,099,380.60x = 1,649,027.37 × 459,519.08
  4. Step 4: Simplify right side
    1,099,380.60x = 757,759,531,712.08
  5. Step 5: Solve for x
    x = 757,759,531,712.08/1,099,380.60
  6. Step 6: Final answer
    x = 689,260.42

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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.