Finding the Fourth Proportional to 2,959,843.18, 4,084,583.48 and 1,601,716.18
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Solution
The fourth proportional to 2,959,843.18, 4,084,583.48 and 1,601,716.18 is: 2,210,368.27
Step by Step Solution
- Step 1: Write the proportion equation
2,959,843.18 : 4,084,583.48 = 1,601,716.18 : x - Step 2: Convert to fraction form
2,959,843.18/4,084,583.48 = 1,601,716.18/x - Step 3: Cross multiply
2,959,843.18x = 4,084,583.48 × 1,601,716.18 - Step 4: Simplify right side
2,959,843.18x = 6,542,343,448,476.71 - Step 5: Solve for x
x = 6,542,343,448,476.71/2,959,843.18 - Step 6: Final answer
x = 2,210,368.27
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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.