Finding the Fourth Proportional to 976,824.14, 1,347,275.99 and 855,755.27
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Solution
The fourth proportional to 976,824.14, 1,347,275.99 and 855,755.27 is: 1,180,292.82
Step by Step Solution
- Step 1: Write the proportion equation
976,824.14 : 1,347,275.99 = 855,755.27 : x - Step 2: Convert to fraction form
976,824.14/1,347,275.99 = 855,755.27/x - Step 3: Cross multiply
976,824.14x = 1,347,275.99 × 855,755.27 - Step 4: Simplify right side
976,824.14x = 1,152,938,517,571.81 - Step 5: Solve for x
x = 1,152,938,517,571.81/976,824.14 - Step 6: Final answer
x = 1,180,292.82
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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.