Finding the Fourth Proportional to 3,056,274.18, 4,218,951.42 and 2,063,058.66
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Solution
The fourth proportional to 3,056,274.18, 4,218,951.42 and 2,063,058.66 is: 2,847,893.79
Step by Step Solution
- Step 1: Write the proportion equation
3,056,274.18 : 4,218,951.42 = 2,063,058.66 : x - Step 2: Convert to fraction form
3,056,274.18/4,218,951.42 = 2,063,058.66/x - Step 3: Cross multiply
3,056,274.18x = 4,218,951.42 × 2,063,058.66 - Step 4: Simplify right side
3,056,274.18x = 8,703,944,263,150.30 - Step 5: Solve for x
x = 8,703,944,263,150.30/3,056,274.18 - Step 6: Final answer
x = 2,847,893.79
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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.