Finding the Fourth Proportional to 3,743,442.19, 5,165,950.21 and 2,024,562.70
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Solution
The fourth proportional to 3,743,442.19, 5,165,950.21 and 2,024,562.70 is: 2,793,896.53
Step by Step Solution
- Step 1: Write the proportion equation
3,743,442.19 : 5,165,950.21 = 2,024,562.70 : x - Step 2: Convert to fraction form
3,743,442.19/5,165,950.21 = 2,024,562.70/x - Step 3: Cross multiply
3,743,442.19x = 5,165,950.21 × 2,024,562.70 - Step 4: Simplify right side
3,743,442.19x = 10,458,790,118,007.36 - Step 5: Solve for x
x = 10,458,790,118,007.36/3,743,442.19 - Step 6: Final answer
x = 2,793,896.53
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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.