Finding the Fourth Proportional to 2,183,918.56, 3,276,344.38 and 764,020.96
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Solution
The fourth proportional to 2,183,918.56, 3,276,344.38 and 764,020.96 is: 1,146,194.65
Step by Step Solution
- Step 1: Write the proportion equation
2,183,918.56 : 3,276,344.38 = 764,020.96 : x - Step 2: Convert to fraction form
2,183,918.56/3,276,344.38 = 764,020.96/x - Step 3: Cross multiply
2,183,918.56x = 3,276,344.38 × 764,020.96 - Step 4: Simplify right side
2,183,918.56x = 2,503,195,778,498.20 - Step 5: Solve for x
x = 2,503,195,778,498.20/2,183,918.56 - Step 6: Final answer
x = 1,146,194.65
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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.