Finding the Fourth Proportional to 2,936,847.97, 4,045,298.92 and 2,075,928.13
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Solution
The fourth proportional to 2,936,847.97, 4,045,298.92 and 2,075,928.13 is: 2,859,443.15
Step by Step Solution
- Step 1: Write the proportion equation
2,936,847.97 : 4,045,298.92 = 2,075,928.13 : x - Step 2: Convert to fraction form
2,936,847.97/4,045,298.92 = 2,075,928.13/x - Step 3: Cross multiply
2,936,847.97x = 4,045,298.92 × 2,075,928.13 - Step 4: Simplify right side
2,936,847.97x = 8,397,749,822,286.62 - Step 5: Solve for x
x = 8,397,749,822,286.62/2,936,847.97 - Step 6: Final answer
x = 2,859,443.15
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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.