Finding the Fourth Proportional to 2,531,044.26, 3,494,471.22 and 2,258,643.69
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Solution
The fourth proportional to 2,531,044.26, 3,494,471.22 and 2,258,643.69 is: 3,118,382.99
Step by Step Solution
- Step 1: Write the proportion equation
2,531,044.26 : 3,494,471.22 = 2,258,643.69 : x - Step 2: Convert to fraction form
2,531,044.26/3,494,471.22 = 2,258,643.69/x - Step 3: Cross multiply
2,531,044.26x = 3,494,471.22 × 2,258,643.69 - Step 4: Simplify right side
2,531,044.26x = 7,892,765,370,939.60 - Step 5: Solve for x
x = 7,892,765,370,939.60/2,531,044.26 - Step 6: Final answer
x = 3,118,382.99
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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.