Finding the Fourth Proportional to 1,267,079.62, 1,748,589.71 and 694,081.97
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Solution
The fourth proportional to 1,267,079.62, 1,748,589.71 and 694,081.97 is: 957,843.98
Step by Step Solution
- Step 1: Write the proportion equation
1,267,079.62 : 1,748,589.71 = 694,081.97 : x - Step 2: Convert to fraction form
1,267,079.62/1,748,589.71 = 694,081.97/x - Step 3: Cross multiply
1,267,079.62x = 1,748,589.71 × 694,081.97 - Step 4: Simplify right side
1,267,079.62x = 1,213,664,590,638.53 - Step 5: Solve for x
x = 1,213,664,590,638.53/1,267,079.62 - Step 6: Final answer
x = 957,843.98
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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.