Home / 5,460,778.20-8,190,511.20-2,265,571.20

Finding the Fourth Proportional to 5,460,778.20, 8,190,511.20 and 2,265,571.20

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Solution

The fourth proportional to 5,460,778.20, 8,190,511.20 and 2,265,571.20 is: 3,398,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460,778.20 : 8,190,511.20 = 2,265,571.20 : x
  2. Step 2: Convert to fraction form
    5,460,778.20/8,190,511.20 = 2,265,571.20/x
  3. Step 3: Cross multiply
    5,460,778.20x = 8,190,511.20 × 2,265,571.20
  4. Step 4: Simplify right side
    5,460,778.20x = 18,556,186,287,997.44
  5. Step 5: Solve for x
    x = 18,556,186,287,997.44/5,460,778.20
  6. Step 6: Final answer
    x = 3,398,084.60

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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.