Finding the Fourth Proportional to 2,062,959.68, 3,080,321.20 and 1,848,342.08
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Solution
The fourth proportional to 2,062,959.68, 3,080,321.20 and 1,848,342.08 is: 2,759,863.58
Step by Step Solution
- Step 1: Write the proportion equation
2,062,959.68 : 3,080,321.20 = 1,848,342.08 : x - Step 2: Convert to fraction form
2,062,959.68/3,080,321.20 = 1,848,342.08/x - Step 3: Cross multiply
2,062,959.68x = 3,080,321.20 × 1,848,342.08 - Step 4: Simplify right side
2,062,959.68x = 5,693,487,293,876.10 - Step 5: Solve for x
x = 5,693,487,293,876.10/2,062,959.68 - Step 6: Final answer
x = 2,759,863.58
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.