Finding the Fourth Proportional to 2,405,489.68, 3,608,651.40 and 808,208.56
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Solution
The fourth proportional to 2,405,489.68, 3,608,651.40 and 808,208.56 is: 1,212,452.91
Step by Step Solution
- Step 1: Write the proportion equation
2,405,489.68 : 3,608,651.40 = 808,208.56 : x - Step 2: Convert to fraction form
2,405,489.68/3,608,651.40 = 808,208.56/x - Step 3: Cross multiply
2,405,489.68x = 3,608,651.40 × 808,208.56 - Step 4: Simplify right side
2,405,489.68x = 2,916,542,951,535.98 - Step 5: Solve for x
x = 2,916,542,951,535.98/2,405,489.68 - Step 6: Final answer
x = 1,212,452.91
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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.