Finding the Fourth Proportional to 3,161,336.95, 4,362,750.62 and 1,937,405.99
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Solution
The fourth proportional to 3,161,336.95, 4,362,750.62 and 1,937,405.99 is: 2,673,685.00
Step by Step Solution
- Step 1: Write the proportion equation
3,161,336.95 : 4,362,750.62 = 1,937,405.99 : x - Step 2: Convert to fraction form
3,161,336.95/4,362,750.62 = 1,937,405.99/x - Step 3: Cross multiply
3,161,336.95x = 4,362,750.62 × 1,937,405.99 - Step 4: Simplify right side
3,161,336.95x = 8,452,419,192,549.33 - Step 5: Solve for x
x = 8,452,419,192,549.33/3,161,336.95 - Step 6: Final answer
x = 2,673,685.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.