Finding the Fourth Proportional to 3,797,289.99, 5,240,241.09 and 2,054,958.12
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Solution
The fourth proportional to 3,797,289.99, 5,240,241.09 and 2,054,958.12 is: 2,835,831.87
Step by Step Solution
- Step 1: Write the proportion equation
3,797,289.99 : 5,240,241.09 = 2,054,958.12 : x - Step 2: Convert to fraction form
3,797,289.99/5,240,241.09 = 2,054,958.12/x - Step 3: Cross multiply
3,797,289.99x = 5,240,241.09 × 2,054,958.12 - Step 4: Simplify right side
3,797,289.99x = 10,768,475,978,653.15 - Step 5: Solve for x
x = 10,768,475,978,653.15/3,797,289.99 - Step 6: Final answer
x = 2,835,831.87
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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.