Finding the Fourth Proportional to 3,767,257.94, 5,198,880.93 and 2,048,390.06
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Solution
The fourth proportional to 3,767,257.94, 5,198,880.93 and 2,048,390.06 is: 2,826,813.61
Step by Step Solution
- Step 1: Write the proportion equation
3,767,257.94 : 5,198,880.93 = 2,048,390.06 : x - Step 2: Convert to fraction form
3,767,257.94/5,198,880.93 = 2,048,390.06/x - Step 3: Cross multiply
3,767,257.94x = 5,198,880.93 × 2,048,390.06 - Step 4: Simplify right side
3,767,257.94x = 10,649,336,020,135.55 - Step 5: Solve for x
x = 10,649,336,020,135.55/3,767,257.94 - Step 6: Final answer
x = 2,826,813.61
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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.