Finding the Fourth Proportional to 1,608,861.68, 2,409,618.36 and 768,003.92
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Solution
The fourth proportional to 1,608,861.68, 2,409,618.36 and 768,003.92 is: 1,150,251.99
Step by Step Solution
- Step 1: Write the proportion equation
1,608,861.68 : 2,409,618.36 = 768,003.92 : x - Step 2: Convert to fraction form
1,608,861.68/2,409,618.36 = 768,003.92/x - Step 3: Cross multiply
1,608,861.68x = 2,409,618.36 × 768,003.92 - Step 4: Simplify right side
1,608,861.68x = 1,850,596,346,183.97 - Step 5: Solve for x
x = 1,850,596,346,183.97/1,608,861.68 - Step 6: Final answer
x = 1,150,251.99
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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.