Finding the Fourth Proportional to 1,348,975.12, 1,861,563.18 and 737,114.44
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Solution
The fourth proportional to 1,348,975.12, 1,861,563.18 and 737,114.44 is: 1,017,205.64
Step by Step Solution
- Step 1: Write the proportion equation
1,348,975.12 : 1,861,563.18 = 737,114.44 : x - Step 2: Convert to fraction form
1,348,975.12/1,861,563.18 = 737,114.44/x - Step 3: Cross multiply
1,348,975.12x = 1,861,563.18 × 737,114.44 - Step 4: Simplify right side
1,348,975.12x = 1,372,185,100,950.32 - Step 5: Solve for x
x = 1,372,185,100,950.32/1,348,975.12 - Step 6: Final answer
x = 1,017,205.64
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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.