Finding the Fourth Proportional to 4,174,940.96, 5,761,419.36 and 2,543,348.24
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Solution
The fourth proportional to 4,174,940.96, 5,761,419.36 and 2,543,348.24 is: 3,509,821.08
Step by Step Solution
- Step 1: Write the proportion equation
4,174,940.96 : 5,761,419.36 = 2,543,348.24 : x - Step 2: Convert to fraction form
4,174,940.96/5,761,419.36 = 2,543,348.24/x - Step 3: Cross multiply
4,174,940.96x = 5,761,419.36 × 2,543,348.24 - Step 4: Simplify right side
4,174,940.96x = 14,653,295,789,157.93 - Step 5: Solve for x
x = 14,653,295,789,157.93/4,174,940.96 - Step 6: Final answer
x = 3,509,821.08
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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.