Finding the Fourth Proportional to 1,908,382.12, 2,862,704.58 and 488,450.68
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Solution
The fourth proportional to 1,908,382.12, 2,862,704.58 and 488,450.68 is: 732,709.65
Step by Step Solution
- Step 1: Write the proportion equation
1,908,382.12 : 2,862,704.58 = 488,450.68 : x - Step 2: Convert to fraction form
1,908,382.12/2,862,704.58 = 488,450.68/x - Step 3: Cross multiply
1,908,382.12x = 2,862,704.58 × 488,450.68 - Step 4: Simplify right side
1,908,382.12x = 1,398,289,998,740.11 - Step 5: Solve for x
x = 1,398,289,998,740.11/1,908,382.12 - Step 6: Final answer
x = 732,709.65
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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.