Finding the Fourth Proportional to 2,927,375.94, 4,040,201.46 and 1,686,748.80
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Solution
The fourth proportional to 2,927,375.94, 4,040,201.46 and 1,686,748.80 is: 2,327,956.88
Step by Step Solution
- Step 1: Write the proportion equation
2,927,375.94 : 4,040,201.46 = 1,686,748.80 : x - Step 2: Convert to fraction form
2,927,375.94/4,040,201.46 = 1,686,748.80/x - Step 3: Cross multiply
2,927,375.94x = 4,040,201.46 × 1,686,748.80 - Step 4: Simplify right side
2,927,375.94x = 6,814,804,964,413.25 - Step 5: Solve for x
x = 6,814,804,964,413.25/2,927,375.94 - Step 6: Final answer
x = 2,327,956.88
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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.