Finding the Fourth Proportional to 2,811,692.58, 3,880,154.24 and 1,522,533.08
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Solution
The fourth proportional to 2,811,692.58, 3,880,154.24 and 1,522,533.08 is: 2,101,105.66
Step by Step Solution
- Step 1: Write the proportion equation
2,811,692.58 : 3,880,154.24 = 1,522,533.08 : x - Step 2: Convert to fraction form
2,811,692.58/3,880,154.24 = 1,522,533.08/x - Step 3: Cross multiply
2,811,692.58x = 3,880,154.24 × 1,522,533.08 - Step 4: Simplify right side
2,811,692.58x = 5,907,663,185,902.26 - Step 5: Solve for x
x = 5,907,663,185,902.26/2,811,692.58 - Step 6: Final answer
x = 2,101,105.66
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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.