Finding the Fourth Proportional to 4,258,574.40, 5,876,921.61 and 2,324,916.48
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Solution
The fourth proportional to 4,258,574.40, 5,876,921.61 and 2,324,916.48 is: 3,208,433.30
Step by Step Solution
- Step 1: Write the proportion equation
4,258,574.40 : 5,876,921.61 = 2,324,916.48 : x - Step 2: Convert to fraction form
4,258,574.40/5,876,921.61 = 2,324,916.48/x - Step 3: Cross multiply
4,258,574.40x = 5,876,921.61 × 2,324,916.48 - Step 4: Simplify right side
4,258,574.40x = 13,663,351,902,757.13 - Step 5: Solve for x
x = 13,663,351,902,757.13/4,258,574.40 - Step 6: Final answer
x = 3,208,433.30
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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.