Finding the Fourth Proportional to 1,274,436.18, 1,758,717.81 and 701,476.74
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Solution
The fourth proportional to 1,274,436.18, 1,758,717.81 and 701,476.74 is: 968,035.63
Step by Step Solution
- Step 1: Write the proportion equation
1,274,436.18 : 1,758,717.81 = 701,476.74 : x - Step 2: Convert to fraction form
1,274,436.18/1,758,717.81 = 701,476.74/x - Step 3: Cross multiply
1,274,436.18x = 1,758,717.81 × 701,476.74 - Step 4: Simplify right side
1,274,436.18x = 1,233,699,635,938.74 - Step 5: Solve for x
x = 1,233,699,635,938.74/1,274,436.18 - Step 6: Final answer
x = 968,035.63
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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.