Finding the Fourth Proportional to 5,057,684.36, 6,979,725.62 and 2,882,181
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Solution
The fourth proportional to 5,057,684.36, 6,979,725.62 and 2,882,181 is: 3,977,478.85
Step by Step Solution
- Step 1: Write the proportion equation
5,057,684.36 : 6,979,725.62 = 2,882,181 : x - Step 2: Convert to fraction form
5,057,684.36/6,979,725.62 = 2,882,181/x - Step 3: Cross multiply
5,057,684.36x = 6,979,725.62 × 2,882,181 - Step 4: Simplify right side
5,057,684.36x = 20,116,832,567,177.22 - Step 5: Solve for x
x = 20,116,832,567,177.22/5,057,684.36 - Step 6: Final answer
x = 3,977,478.85
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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.