Finding the Fourth Proportional to 3,245,040.37, 4,479,534.36 and 2,021,950.09
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Solution
The fourth proportional to 3,245,040.37, 4,479,534.36 and 2,021,950.09 is: 2,791,150.15
Step by Step Solution
- Step 1: Write the proportion equation
3,245,040.37 : 4,479,534.36 = 2,021,950.09 : x - Step 2: Convert to fraction form
3,245,040.37/4,479,534.36 = 2,021,950.09/x - Step 3: Cross multiply
3,245,040.37x = 4,479,534.36 × 2,021,950.09 - Step 4: Simplify right side
3,245,040.37x = 9,057,394,902,360.09 - Step 5: Solve for x
x = 9,057,394,902,360.09/3,245,040.37 - Step 6: Final answer
x = 2,791,150.15
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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.