Finding the Fourth Proportional to 2,193,832.06, 3,291,855.18 and 994,989.76
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Solution
The fourth proportional to 2,193,832.06, 3,291,855.18 and 994,989.76 is: 1,492,986.75
Step by Step Solution
- Step 1: Write the proportion equation
2,193,832.06 : 3,291,855.18 = 994,989.76 : x - Step 2: Convert to fraction form
2,193,832.06/3,291,855.18 = 994,989.76/x - Step 3: Cross multiply
2,193,832.06x = 3,291,855.18 × 994,989.76 - Step 4: Simplify right side
2,193,832.06x = 3,275,362,195,502.96 - Step 5: Solve for x
x = 3,275,362,195,502.96/2,193,832.06 - Step 6: Final answer
x = 1,492,986.75
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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.