Home / 5,104,772.10-7,660,110.60-1,910,221.20

Finding the Fourth Proportional to 5,104,772.10, 7,660,110.60 and 1,910,221.20

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Solution

The fourth proportional to 5,104,772.10, 7,660,110.60 and 1,910,221.20 is: 2,866,436.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104,772.10 : 7,660,110.60 = 1,910,221.20 : x
  2. Step 2: Convert to fraction form
    5,104,772.10/7,660,110.60 = 1,910,221.20/x
  3. Step 3: Cross multiply
    5,104,772.10x = 7,660,110.60 × 1,910,221.20
  4. Step 4: Simplify right side
    5,104,772.10x = 14,632,505,662,464.72
  5. Step 5: Solve for x
    x = 14,632,505,662,464.72/5,104,772.10
  6. Step 6: Final answer
    x = 2,866,436.62

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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.