Finding the Fourth Proportional to 3,339,236.44, 5,009,053.56 and 1,289,912.68
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Solution
The fourth proportional to 3,339,236.44, 5,009,053.56 and 1,289,912.68 is: 1,934,945.85
Step by Step Solution
- Step 1: Write the proportion equation
3,339,236.44 : 5,009,053.56 = 1,289,912.68 : x - Step 2: Convert to fraction form
3,339,236.44/5,009,053.56 = 1,289,912.68/x - Step 3: Cross multiply
3,339,236.44x = 5,009,053.56 × 1,289,912.68 - Step 4: Simplify right side
3,339,236.44x = 6,461,241,701,843.14 - Step 5: Solve for x
x = 6,461,241,701,843.14/3,339,236.44 - Step 6: Final answer
x = 1,934,945.85
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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.