Finding the Fourth Proportional to 2,724,414.36, 4,080,322.80 and 2,629,935.96
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Solution
The fourth proportional to 2,724,414.36, 4,080,322.80 and 2,629,935.96 is: 3,938,823.63
Step by Step Solution
- Step 1: Write the proportion equation
2,724,414.36 : 4,080,322.80 = 2,629,935.96 : x - Step 2: Convert to fraction form
2,724,414.36/4,080,322.80 = 2,629,935.96/x - Step 3: Cross multiply
2,724,414.36x = 4,080,322.80 × 2,629,935.96 - Step 4: Simplify right side
2,724,414.36x = 10,730,987,660,127.89 - Step 5: Solve for x
x = 10,730,987,660,127.89/2,724,414.36 - Step 6: Final answer
x = 3,938,823.63
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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.