Finding the Fourth Proportional to 5,802,120.60, 8,006,445.18 and 3,188,487.26
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Solution
The fourth proportional to 5,802,120.60, 8,006,445.18 and 3,188,487.26 is: 4,399,847.95
Step by Step Solution
- Step 1: Write the proportion equation
5,802,120.60 : 8,006,445.18 = 3,188,487.26 : x - Step 2: Convert to fraction form
5,802,120.60/8,006,445.18 = 3,188,487.26/x - Step 3: Cross multiply
5,802,120.60x = 8,006,445.18 × 3,188,487.26 - Step 4: Simplify right side
5,802,120.60x = 25,528,448,414,286.18 - Step 5: Solve for x
x = 25,528,448,414,286.18/5,802,120.60 - Step 6: Final answer
x = 4,399,847.95
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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.