Finding the Fourth Proportional to 4,228,960.29, 5,835,968.36 and 2,295,220.37
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Solution
The fourth proportional to 4,228,960.29, 5,835,968.36 and 2,295,220.37 is: 3,167,405.82
Step by Step Solution
- Step 1: Write the proportion equation
4,228,960.29 : 5,835,968.36 = 2,295,220.37 : x - Step 2: Convert to fraction form
4,228,960.29/5,835,968.36 = 2,295,220.37/x - Step 3: Cross multiply
4,228,960.29x = 5,835,968.36 × 2,295,220.37 - Step 4: Simplify right side
4,228,960.29x = 13,394,833,417,891.55 - Step 5: Solve for x
x = 13,394,833,417,891.55/4,228,960.29 - Step 6: Final answer
x = 3,167,405.82
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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.