Finding the Fourth Proportional to 3,755,062.88, 5,630,344.92 and 1,195,172.08
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Solution
The fourth proportional to 3,755,062.88, 5,630,344.92 and 1,195,172.08 is: 1,792,042.17
Step by Step Solution
- Step 1: Write the proportion equation
3,755,062.88 : 5,630,344.92 = 1,195,172.08 : x - Step 2: Convert to fraction form
3,755,062.88/5,630,344.92 = 1,195,172.08/x - Step 3: Cross multiply
3,755,062.88x = 5,630,344.92 × 1,195,172.08 - Step 4: Simplify right side
3,755,062.88x = 6,729,231,049,153.83 - Step 5: Solve for x
x = 6,729,231,049,153.83/3,755,062.88 - Step 6: Final answer
x = 1,792,042.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.