Finding the Fourth Proportional to 4,278,310.60, 6,413,147.40 and 2,681,995
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Solution
The fourth proportional to 4,278,310.60, 6,413,147.40 and 2,681,995 is: 4,020,285.31
Step by Step Solution
- Step 1: Write the proportion equation
4,278,310.60 : 6,413,147.40 = 2,681,995 : x - Step 2: Convert to fraction form
4,278,310.60/6,413,147.40 = 2,681,995/x - Step 3: Cross multiply
4,278,310.60x = 6,413,147.40 × 2,681,995 - Step 4: Simplify right side
4,278,310.60x = 17,200,029,261,063.00 - Step 5: Solve for x
x = 17,200,029,261,063.00/4,278,310.60 - Step 6: Final answer
x = 4,020,285.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.