Finding the Fourth Proportional to 2,471,843.73, 3,409,382.16 and 2,268,549.93
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Solution
The fourth proportional to 2,471,843.73, 3,409,382.16 and 2,268,549.93 is: 3,128,981.64
Step by Step Solution
- Step 1: Write the proportion equation
2,471,843.73 : 3,409,382.16 = 2,268,549.93 : x - Step 2: Convert to fraction form
2,471,843.73/3,409,382.16 = 2,268,549.93/x - Step 3: Cross multiply
2,471,843.73x = 3,409,382.16 × 2,268,549.93 - Step 4: Simplify right side
2,471,843.73x = 7,734,353,660,411.25 - Step 5: Solve for x
x = 7,734,353,660,411.25/2,471,843.73 - Step 6: Final answer
x = 3,128,981.64
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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.