Finding the Fourth Proportional to 4,161,058.42, 5,740,638.60 and 2,611,415.80
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Solution
The fourth proportional to 4,161,058.42, 5,740,638.60 and 2,611,415.80 is: 3,602,735.85
Step by Step Solution
- Step 1: Write the proportion equation
4,161,058.42 : 5,740,638.60 = 2,611,415.80 : x - Step 2: Convert to fraction form
4,161,058.42/5,740,638.60 = 2,611,415.80/x - Step 3: Cross multiply
4,161,058.42x = 5,740,638.60 × 2,611,415.80 - Step 4: Simplify right side
4,161,058.42x = 14,991,194,342,129.88 - Step 5: Solve for x
x = 14,991,194,342,129.88/4,161,058.42 - Step 6: Final answer
x = 3,602,735.85
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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.