Finding the Fourth Proportional to 2,000,625.75, 2,760,863.67 and 1,095,207.75
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Solution
The fourth proportional to 2,000,625.75, 2,760,863.67 and 1,095,207.75 is: 1,511,386.77
Step by Step Solution
- Step 1: Write the proportion equation
2,000,625.75 : 2,760,863.67 = 1,095,207.75 : x - Step 2: Convert to fraction form
2,000,625.75/2,760,863.67 = 1,095,207.75/x - Step 3: Cross multiply
2,000,625.75x = 2,760,863.67 × 1,095,207.75 - Step 4: Simplify right side
2,000,625.75x = 3,023,719,288,077.44 - Step 5: Solve for x
x = 3,023,719,288,077.44/2,000,625.75 - Step 6: Final answer
x = 1,511,386.77
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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.