Finding the Fourth Proportional to 3,186,576.66, 4,397,476.28 and 1,736,272.23
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Solution
The fourth proportional to 3,186,576.66, 4,397,476.28 and 1,736,272.23 is: 2,396,055.94
Step by Step Solution
- Step 1: Write the proportion equation
3,186,576.66 : 4,397,476.28 = 1,736,272.23 : x - Step 2: Convert to fraction form
3,186,576.66/4,397,476.28 = 1,736,272.23/x - Step 3: Cross multiply
3,186,576.66x = 4,397,476.28 × 1,736,272.23 - Step 4: Simplify right side
3,186,576.66x = 7,635,215,947,047.71 - Step 5: Solve for x
x = 7,635,215,947,047.71/3,186,576.66 - Step 6: Final answer
x = 2,396,055.94
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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.