Finding the Fourth Proportional to 2,517,785.10, 3,474,543.93 and 1,371,865.44
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Solution
The fourth proportional to 2,517,785.10, 3,474,543.93 and 1,371,865.44 is: 1,893,174.58
Step by Step Solution
- Step 1: Write the proportion equation
2,517,785.10 : 3,474,543.93 = 1,371,865.44 : x - Step 2: Convert to fraction form
2,517,785.10/3,474,543.93 = 1,371,865.44/x - Step 3: Cross multiply
2,517,785.10x = 3,474,543.93 × 1,371,865.44 - Step 4: Simplify right side
2,517,785.10x = 4,766,606,737,328.78 - Step 5: Solve for x
x = 4,766,606,737,328.78/2,517,785.10 - Step 6: Final answer
x = 1,893,174.58
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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.