Finding the Fourth Proportional to 3,588,121.40, 4,947,585.10 and 2,932,713.95
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Solution
The fourth proportional to 3,588,121.40, 4,947,585.10 and 2,932,713.95 is: 4,043,857.55
Step by Step Solution
- Step 1: Write the proportion equation
3,588,121.40 : 4,947,585.10 = 2,932,713.95 : x - Step 2: Convert to fraction form
3,588,121.40/4,947,585.10 = 2,932,713.95/x - Step 3: Cross multiply
3,588,121.40x = 4,947,585.10 × 2,932,713.95 - Step 4: Simplify right side
3,588,121.40x = 14,509,851,809,512.43 - Step 5: Solve for x
x = 14,509,851,809,512.43/3,588,121.40 - Step 6: Final answer
x = 4,043,857.55
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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.