Home / 3,526,998.48-4,867,194.87-1,978,263.50

Finding the Fourth Proportional to 3,526,998.48, 4,867,194.87 and 1,978,263.50

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Solution

The fourth proportional to 3,526,998.48, 4,867,194.87 and 1,978,263.50 is: 2,729,968.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526,998.48 : 4,867,194.87 = 1,978,263.50 : x
  2. Step 2: Convert to fraction form
    3,526,998.48/4,867,194.87 = 1,978,263.50/x
  3. Step 3: Cross multiply
    3,526,998.48x = 4,867,194.87 × 1,978,263.50
  4. Step 4: Simplify right side
    3,526,998.48x = 9,628,593,934,372.27
  5. Step 5: Solve for x
    x = 9,628,593,934,372.27/3,526,998.48
  6. Step 6: Final answer
    x = 2,729,968.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.