Finding the Fourth Proportional to 1,207,329.93, 1,665,751.92 and 723,718.62
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Solution
The fourth proportional to 1,207,329.93, 1,665,751.92 and 723,718.62 is: 998,513.87
Step by Step Solution
- Step 1: Write the proportion equation
1,207,329.93 : 1,665,751.92 = 723,718.62 : x - Step 2: Convert to fraction form
1,207,329.93/1,665,751.92 = 723,718.62/x - Step 3: Cross multiply
1,207,329.93x = 1,665,751.92 × 723,718.62 - Step 4: Simplify right side
1,207,329.93x = 1,205,535,680,804.75 - Step 5: Solve for x
x = 1,205,535,680,804.75/1,207,329.93 - Step 6: Final answer
x = 998,513.87
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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.