Finding the Fourth Proportional to 2,125,042.84, 2,932,540.64 and 1,158,173
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Solution
The fourth proportional to 2,125,042.84, 2,932,540.64 and 1,158,173 is: 1,598,268.67
Step by Step Solution
- Step 1: Write the proportion equation
2,125,042.84 : 2,932,540.64 = 1,158,173 : x - Step 2: Convert to fraction form
2,125,042.84/2,932,540.64 = 1,158,173/x - Step 3: Cross multiply
2,125,042.84x = 2,932,540.64 × 1,158,173 - Step 4: Simplify right side
2,125,042.84x = 3,396,389,390,650.72 - Step 5: Solve for x
x = 3,396,389,390,650.72/2,125,042.84 - Step 6: Final answer
x = 1,598,268.67
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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.