Finding the Fourth Proportional to 1,327,887.87, 1,990,751.28 and 416,601.88
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Solution
The fourth proportional to 1,327,887.87, 1,990,751.28 and 416,601.88 is: 624,563.82
Step by Step Solution
- Step 1: Write the proportion equation
1,327,887.87 : 1,990,751.28 = 416,601.88 : x - Step 2: Convert to fraction form
1,327,887.87/1,990,751.28 = 416,601.88/x - Step 3: Cross multiply
1,327,887.87x = 1,990,751.28 × 416,601.88 - Step 4: Simplify right side
1,327,887.87x = 829,350,723,777.40 - Step 5: Solve for x
x = 829,350,723,777.40/1,327,887.87 - Step 6: Final answer
x = 624,563.82
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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.