Home / 1,099,735.20-1,649,602.80-539,863.20

Finding the Fourth Proportional to 1,099,735.20, 1,649,602.80 and 539,863.20

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Solution

The fourth proportional to 1,099,735.20, 1,649,602.80 and 539,863.20 is: 809,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,735.20 : 1,649,602.80 = 539,863.20 : x
  2. Step 2: Convert to fraction form
    1,099,735.20/1,649,602.80 = 539,863.20/x
  3. Step 3: Cross multiply
    1,099,735.20x = 1,649,602.80 × 539,863.20
  4. Step 4: Simplify right side
    1,099,735.20x = 890,559,846,336.96
  5. Step 5: Solve for x
    x = 890,559,846,336.96/1,099,735.20
  6. Step 6: Final answer
    x = 809,794.80

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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.