Home / 2,190,662.48-3,022,896.84-1,223,771.96

Finding the Fourth Proportional to 2,190,662.48, 3,022,896.84 and 1,223,771.96

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Solution

The fourth proportional to 2,190,662.48, 3,022,896.84 and 1,223,771.96 is: 1,688,683.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,662.48 : 3,022,896.84 = 1,223,771.96 : x
  2. Step 2: Convert to fraction form
    2,190,662.48/3,022,896.84 = 1,223,771.96/x
  3. Step 3: Cross multiply
    2,190,662.48x = 3,022,896.84 × 1,223,771.96
  4. Step 4: Simplify right side
    2,190,662.48x = 3,699,336,390,764.61
  5. Step 5: Solve for x
    x = 3,699,336,390,764.61/2,190,662.48
  6. Step 6: Final answer
    x = 1,688,683.87

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