Finding the Fourth Proportional to 1,754,368.80, 2,631,630.96 and 492,168.48
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Solution
The fourth proportional to 1,754,368.80, 2,631,630.96 and 492,168.48 is: 738,274.53
Step by Step Solution
- Step 1: Write the proportion equation
1,754,368.80 : 2,631,630.96 = 492,168.48 : x - Step 2: Convert to fraction form
1,754,368.80/2,631,630.96 = 492,168.48/x - Step 3: Cross multiply
1,754,368.80x = 2,631,630.96 × 492,168.48 - Step 4: Simplify right side
1,754,368.80x = 1,295,205,809,504.14 - Step 5: Solve for x
x = 1,295,205,809,504.14/1,754,368.80 - Step 6: Final answer
x = 738,274.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.