Finding the Fourth Proportional to 1,403,367.75, 1,936,205.40 and 858,935.97
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Solution
The fourth proportional to 1,403,367.75, 1,936,205.40 and 858,935.97 is: 1,185,061.05
Step by Step Solution
- Step 1: Write the proportion equation
1,403,367.75 : 1,936,205.40 = 858,935.97 : x - Step 2: Convert to fraction form
1,403,367.75/1,936,205.40 = 858,935.97/x - Step 3: Cross multiply
1,403,367.75x = 1,936,205.40 × 858,935.97 - Step 4: Simplify right side
1,403,367.75x = 1,663,076,463,368.24 - Step 5: Solve for x
x = 1,663,076,463,368.24/1,403,367.75 - Step 6: Final answer
x = 1,185,061.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.