Finding the Fourth Proportional to 2,592,591.05, 3,577,241.42 and 1,489,809.23
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Solution
The fourth proportional to 2,592,591.05, 3,577,241.42 and 1,489,809.23 is: 2,055,629.75
Step by Step Solution
- Step 1: Write the proportion equation
2,592,591.05 : 3,577,241.42 = 1,489,809.23 : x - Step 2: Convert to fraction form
2,592,591.05/3,577,241.42 = 1,489,809.23/x - Step 3: Cross multiply
2,592,591.05x = 3,577,241.42 × 1,489,809.23 - Step 4: Simplify right side
2,592,591.05x = 5,329,407,271,292.62 - Step 5: Solve for x
x = 5,329,407,271,292.62/2,592,591.05 - Step 6: Final answer
x = 2,055,629.75
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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.