Finding the Fourth Proportional to 2,959,836.75, 4,084,574.72 and 1,601,709.75
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Solution
The fourth proportional to 2,959,836.75, 4,084,574.72 and 1,601,709.75 is: 2,210,359.46
Step by Step Solution
- Step 1: Write the proportion equation
2,959,836.75 : 4,084,574.72 = 1,601,709.75 : x - Step 2: Convert to fraction form
2,959,836.75/4,084,574.72 = 1,601,709.75/x - Step 3: Cross multiply
2,959,836.75x = 4,084,574.72 × 1,601,709.75 - Step 4: Simplify right side
2,959,836.75x = 6,542,303,145,618.97 - Step 5: Solve for x
x = 6,542,303,145,618.97/2,959,836.75 - Step 6: Final answer
x = 2,210,359.46
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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.