Finding the Fourth Proportional to 3,393,058.62, 4,682,425.95 and 1,865,175.06
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Solution
The fourth proportional to 3,393,058.62, 4,682,425.95 and 1,865,175.06 is: 2,573,944.36
Step by Step Solution
- Step 1: Write the proportion equation
3,393,058.62 : 4,682,425.95 = 1,865,175.06 : x - Step 2: Convert to fraction form
3,393,058.62/4,682,425.95 = 1,865,175.06/x - Step 3: Cross multiply
3,393,058.62x = 4,682,425.95 × 1,865,175.06 - Step 4: Simplify right side
3,393,058.62x = 8,733,544,102,236.81 - Step 5: Solve for x
x = 8,733,544,102,236.81/3,393,058.62 - Step 6: Final answer
x = 2,573,944.36
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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.