Finding the Fourth Proportional to 3,767,868.16, 5,199,692.92 and 2,049,004.96
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Solution
The fourth proportional to 3,767,868.16, 5,199,692.92 and 2,049,004.96 is: 2,827,645.80
Step by Step Solution
- Step 1: Write the proportion equation
3,767,868.16 : 5,199,692.92 = 2,049,004.96 : x - Step 2: Convert to fraction form
3,767,868.16/5,199,692.92 = 2,049,004.96/x - Step 3: Cross multiply
3,767,868.16x = 5,199,692.92 × 2,049,004.96 - Step 4: Simplify right side
3,767,868.16x = 10,654,196,583,556.88 - Step 5: Solve for x
x = 10,654,196,583,556.88/3,767,868.16 - Step 6: Final answer
x = 2,827,645.80
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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.