Home / 5,505,399.26-8,258,181.94-1,911,280.40

Finding the Fourth Proportional to 5,505,399.26, 8,258,181.94 and 1,911,280.40

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Solution

The fourth proportional to 5,505,399.26, 8,258,181.94 and 1,911,280.40 is: 2,866,949.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505,399.26 : 8,258,181.94 = 1,911,280.40 : x
  2. Step 2: Convert to fraction form
    5,505,399.26/8,258,181.94 = 1,911,280.40/x
  3. Step 3: Cross multiply
    5,505,399.26x = 8,258,181.94 × 1,911,280.40
  4. Step 4: Simplify right side
    5,505,399.26x = 15,783,701,281,555.98
  5. Step 5: Solve for x
    x = 15,783,701,281,555.98/5,505,399.26
  6. Step 6: Final answer
    x = 2,866,949.43

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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.