Finding the Fourth Proportional to 2,193,672.12, 3,288,457.62 and 772,933.56
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Solution
The fourth proportional to 2,193,672.12, 3,288,457.62 and 772,933.56 is: 1,158,677.83
Step by Step Solution
- Step 1: Write the proportion equation
2,193,672.12 : 3,288,457.62 = 772,933.56 : x - Step 2: Convert to fraction form
2,193,672.12/3,288,457.62 = 772,933.56/x - Step 3: Cross multiply
2,193,672.12x = 3,288,457.62 × 772,933.56 - Step 4: Simplify right side
2,193,672.12x = 2,541,759,255,135.73 - Step 5: Solve for x
x = 2,541,759,255,135.73/2,193,672.12 - Step 6: Final answer
x = 1,158,677.83
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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.