Finding the Fourth Proportional to 1,147,083.81, 1,719,619.70 and 436,639.29
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Solution
The fourth proportional to 1,147,083.81, 1,719,619.70 and 436,639.29 is: 654,575.99
Step by Step Solution
- Step 1: Write the proportion equation
1,147,083.81 : 1,719,619.70 = 436,639.29 : x - Step 2: Convert to fraction form
1,147,083.81/1,719,619.70 = 436,639.29/x - Step 3: Cross multiply
1,147,083.81x = 1,719,619.70 × 436,639.29 - Step 4: Simplify right side
1,147,083.81x = 750,853,522,694.82 - Step 5: Solve for x
x = 750,853,522,694.82/1,147,083.81 - Step 6: Final answer
x = 654,575.99
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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.