Finding the Fourth Proportional to 3,292,087.32, 4,543,256.99 and 1,841,696.26
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Solution
The fourth proportional to 3,292,087.32, 4,543,256.99 and 1,841,696.26 is: 2,541,639.57
Step by Step Solution
- Step 1: Write the proportion equation
3,292,087.32 : 4,543,256.99 = 1,841,696.26 : x - Step 2: Convert to fraction form
3,292,087.32/4,543,256.99 = 1,841,696.26/x - Step 3: Cross multiply
3,292,087.32x = 4,543,256.99 × 1,841,696.26 - Step 4: Simplify right side
3,292,087.32x = 8,367,299,399,947.96 - Step 5: Solve for x
x = 8,367,299,399,947.96/3,292,087.32 - Step 6: Final answer
x = 2,541,639.57
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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.