Finding the Fourth Proportional to 1,264,850.96, 1,745,471.40 and 691,886.12
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Solution
The fourth proportional to 1,264,850.96, 1,745,471.40 and 691,886.12 is: 954,790.31
Step by Step Solution
- Step 1: Write the proportion equation
1,264,850.96 : 1,745,471.40 = 691,886.12 : x - Step 2: Convert to fraction form
1,264,850.96/1,745,471.40 = 691,886.12/x - Step 3: Cross multiply
1,264,850.96x = 1,745,471.40 × 691,886.12 - Step 4: Simplify right side
1,264,850.96x = 1,207,667,434,516.97 - Step 5: Solve for x
x = 1,207,667,434,516.97/1,264,850.96 - Step 6: Final answer
x = 954,790.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.