Finding the Fourth Proportional to 3,393,591.48, 4,683,168.36 and 1,865,795.40
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Solution
The fourth proportional to 3,393,591.48, 4,683,168.36 and 1,865,795.40 is: 2,574,804.31
Step by Step Solution
- Step 1: Write the proportion equation
3,393,591.48 : 4,683,168.36 = 1,865,795.40 : x - Step 2: Convert to fraction form
3,393,591.48/4,683,168.36 = 1,865,795.40/x - Step 3: Cross multiply
3,393,591.48x = 4,683,168.36 × 1,865,795.40 - Step 4: Simplify right side
3,393,591.48x = 8,737,833,983,513.54 - Step 5: Solve for x
x = 8,737,833,983,513.54/3,393,591.48 - Step 6: Final answer
x = 2,574,804.31
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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.