Finding the Fourth Proportional to 3,470,772.96, 5,204,939.76 and 1,041,201.76
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Solution
The fourth proportional to 3,470,772.96, 5,204,939.76 and 1,041,201.76 is: 1,561,436.75
Step by Step Solution
- Step 1: Write the proportion equation
3,470,772.96 : 5,204,939.76 = 1,041,201.76 : x - Step 2: Convert to fraction form
3,470,772.96/5,204,939.76 = 1,041,201.76/x - Step 3: Cross multiply
3,470,772.96x = 5,204,939.76 × 1,041,201.76 - Step 4: Simplify right side
3,470,772.96x = 5,419,392,438,805.98 - Step 5: Solve for x
x = 5,419,392,438,805.98/3,470,772.96 - Step 6: Final answer
x = 1,561,436.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.