Finding the Fourth Proportional to 5,057,683.36, 6,979,724.24 and 2,882,180
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Solution
The fourth proportional to 5,057,683.36, 6,979,724.24 and 2,882,180 is: 3,977,477.47
Step by Step Solution
- Step 1: Write the proportion equation
5,057,683.36 : 6,979,724.24 = 2,882,180 : x - Step 2: Convert to fraction form
5,057,683.36/6,979,724.24 = 2,882,180/x - Step 3: Cross multiply
5,057,683.36x = 6,979,724.24 × 2,882,180 - Step 4: Simplify right side
5,057,683.36x = 20,116,821,610,043.20 - Step 5: Solve for x
x = 20,116,821,610,043.20/5,057,683.36 - Step 6: Final answer
x = 3,977,477.47
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1.5x scale
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.