Finding the Fourth Proportional to 1,125,922.89, 1,689,169.49 and 327,187.29
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Solution
The fourth proportional to 1,125,922.89, 1,689,169.49 and 327,187.29 is: 490,863.80
Step by Step Solution
- Step 1: Write the proportion equation
1,125,922.89 : 1,689,169.49 = 327,187.29 : x - Step 2: Convert to fraction form
1,125,922.89/1,689,169.49 = 327,187.29/x - Step 3: Cross multiply
1,125,922.89x = 1,689,169.49 × 327,187.29 - Step 4: Simplify right side
1,125,922.89x = 552,674,786,147.85 - Step 5: Solve for x
x = 552,674,786,147.85/1,125,922.89 - Step 6: Final answer
x = 490,863.80
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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.