Finding the Fourth Proportional to 1,149,716.43, 1,586,733.71 and 633,523.68
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Solution
The fourth proportional to 1,149,716.43, 1,586,733.71 and 633,523.68 is: 874,331.57
Step by Step Solution
- Step 1: Write the proportion equation
1,149,716.43 : 1,586,733.71 = 633,523.68 : x - Step 2: Convert to fraction form
1,149,716.43/1,586,733.71 = 633,523.68/x - Step 3: Cross multiply
1,149,716.43x = 1,586,733.71 × 633,523.68 - Step 4: Simplify right side
1,149,716.43x = 1,005,233,375,971.63 - Step 5: Solve for x
x = 1,005,233,375,971.63/1,149,716.43 - Step 6: Final answer
x = 874,331.57
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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.