Finding the Fourth Proportional to 1,532,391.93, 2,114,700.85 and 888,185.79
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Solution
The fourth proportional to 1,532,391.93, 2,114,700.85 and 888,185.79 is: 1,225,696.38
Step by Step Solution
- Step 1: Write the proportion equation
1,532,391.93 : 2,114,700.85 = 888,185.79 : x - Step 2: Convert to fraction form
1,532,391.93/2,114,700.85 = 888,185.79/x - Step 3: Cross multiply
1,532,391.93x = 2,114,700.85 × 888,185.79 - Step 4: Simplify right side
1,532,391.93x = 1,878,247,245,070.92 - Step 5: Solve for x
x = 1,878,247,245,070.92/1,532,391.93 - Step 6: Final answer
x = 1,225,696.38
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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.