Finding the Fourth Proportional to 1,073,091.67, 1,609,686.72 and 758,950.99
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Solution
The fourth proportional to 1,073,091.67, 1,609,686.72 and 758,950.99 is: 1,138,461.29
Step by Step Solution
- Step 1: Write the proportion equation
1,073,091.67 : 1,609,686.72 = 758,950.99 : x - Step 2: Convert to fraction form
1,073,091.67/1,609,686.72 = 758,950.99/x - Step 3: Cross multiply
1,073,091.67x = 1,609,686.72 × 758,950.99 - Step 4: Simplify right side
1,073,091.67x = 1,221,673,325,709.64 - Step 5: Solve for x
x = 1,221,673,325,709.64/1,073,091.67 - Step 6: Final answer
x = 1,138,461.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.