Finding the Fourth Proportional to 1,801,129.68, 2,702,755.29 and 664,691.58
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Solution
The fourth proportional to 1,801,129.68, 2,702,755.29 and 664,691.58 is: 997,428.84
Step by Step Solution
- Step 1: Write the proportion equation
1,801,129.68 : 2,702,755.29 = 664,691.58 : x - Step 2: Convert to fraction form
1,801,129.68/2,702,755.29 = 664,691.58/x - Step 3: Cross multiply
1,801,129.68x = 2,702,755.29 × 664,691.58 - Step 4: Simplify right side
1,801,129.68x = 1,796,498,684,063.46 - Step 5: Solve for x
x = 1,796,498,684,063.46/1,801,129.68 - Step 6: Final answer
x = 997,428.84
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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.