Finding the Fourth Proportional to 1,755,260.90, 2,632,891.35 and 1,618,403.30
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Solution
The fourth proportional to 1,755,260.90, 2,632,891.35 and 1,618,403.30 is: 2,427,604.95
Step by Step Solution
- Step 1: Write the proportion equation
1,755,260.90 : 2,632,891.35 = 1,618,403.30 : x - Step 2: Convert to fraction form
1,755,260.90/2,632,891.35 = 1,618,403.30/x - Step 3: Cross multiply
1,755,260.90x = 2,632,891.35 × 1,618,403.30 - Step 4: Simplify right side
1,755,260.90x = 4,261,080,049,381.46 - Step 5: Solve for x
x = 4,261,080,049,381.46/1,755,260.90 - Step 6: Final answer
x = 2,427,604.95
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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.