Finding the Fourth Proportional to 2,687,692.08, 3,709,015.44 and 1,480,468.08
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Solution
The fourth proportional to 2,687,692.08, 3,709,015.44 and 1,480,468.08 is: 2,043,046.15
Step by Step Solution
- Step 1: Write the proportion equation
2,687,692.08 : 3,709,015.44 = 1,480,468.08 : x - Step 2: Convert to fraction form
2,687,692.08/3,709,015.44 = 1,480,468.08/x - Step 3: Cross multiply
2,687,692.08x = 3,709,015.44 × 1,480,468.08 - Step 4: Simplify right side
2,687,692.08x = 5,491,078,967,147.16 - Step 5: Solve for x
x = 5,491,078,967,147.16/2,687,692.08 - Step 6: Final answer
x = 2,043,046.15
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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.