Home / 5,394,997.60-8,090,163.60-2,698,280.80

Finding the Fourth Proportional to 5,394,997.60, 8,090,163.60 and 2,698,280.80

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Solution

The fourth proportional to 5,394,997.60, 8,090,163.60 and 2,698,280.80 is: 4,046,254.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394,997.60 : 8,090,163.60 = 2,698,280.80 : x
  2. Step 2: Convert to fraction form
    5,394,997.60/8,090,163.60 = 2,698,280.80/x
  3. Step 3: Cross multiply
    5,394,997.60x = 8,090,163.60 × 2,698,280.80
  4. Step 4: Simplify right side
    5,394,997.60x = 21,829,533,110,738.88
  5. Step 5: Solve for x
    x = 21,829,533,110,738.88/5,394,997.60
  6. Step 6: Final answer
    x = 4,046,254.46

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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.