Finding the Fourth Proportional to 1,053,520.92, 1,580,532.84 and 343,549.80
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Solution
The fourth proportional to 1,053,520.92, 1,580,532.84 and 343,549.80 is: 515,406.70
Step by Step Solution
- Step 1: Write the proportion equation
1,053,520.92 : 1,580,532.84 = 343,549.80 : x - Step 2: Convert to fraction form
1,053,520.92/1,580,532.84 = 343,549.80/x - Step 3: Cross multiply
1,053,520.92x = 1,580,532.84 × 343,549.80 - Step 4: Simplify right side
1,053,520.92x = 542,991,741,075.43 - Step 5: Solve for x
x = 542,991,741,075.43/1,053,520.92 - Step 6: Final answer
x = 515,406.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.