Finding the Fourth Proportional to 3,608,138.18, 4,975,240.50 and 2,299,316.88
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Solution
The fourth proportional to 3,608,138.18, 4,975,240.50 and 2,299,316.88 is: 3,170,514.51
Step by Step Solution
- Step 1: Write the proportion equation
3,608,138.18 : 4,975,240.50 = 2,299,316.88 : x - Step 2: Convert to fraction form
3,608,138.18/4,975,240.50 = 2,299,316.88/x - Step 3: Cross multiply
3,608,138.18x = 4,975,240.50 × 2,299,316.88 - Step 4: Simplify right side
3,608,138.18x = 11,439,654,463,709.64 - Step 5: Solve for x
x = 11,439,654,463,709.64/3,608,138.18 - Step 6: Final answer
x = 3,170,514.51
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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.