Finding the Fourth Proportional to 5,203,734.44, 7,806,787.26 and 2,807,534.12
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Solution
The fourth proportional to 5,203,734.44, 7,806,787.26 and 2,807,534.12 is: 4,211,940.84
Step by Step Solution
- Step 1: Write the proportion equation
5,203,734.44 : 7,806,787.26 = 2,807,534.12 : x - Step 2: Convert to fraction form
5,203,734.44/7,806,787.26 = 2,807,534.12/x - Step 3: Cross multiply
5,203,734.44x = 7,806,787.26 × 2,807,534.12 - Step 4: Simplify right side
5,203,734.44x = 21,917,821,600,031.31 - Step 5: Solve for x
x = 21,917,821,600,031.31/5,203,734.44 - Step 6: Final answer
x = 4,211,940.84
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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.