Finding the Fourth Proportional to 1,536,692.28, 2,303,172.16 and 1,087,544.44
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Solution
The fourth proportional to 1,536,692.28, 2,303,172.16 and 1,087,544.44 is: 1,629,995.87
Step by Step Solution
- Step 1: Write the proportion equation
1,536,692.28 : 2,303,172.16 = 1,087,544.44 : x - Step 2: Convert to fraction form
1,536,692.28/2,303,172.16 = 1,087,544.44/x - Step 3: Cross multiply
1,536,692.28x = 2,303,172.16 × 1,087,544.44 - Step 4: Simplify right side
1,536,692.28x = 2,504,802,076,970.79 - Step 5: Solve for x
x = 2,504,802,076,970.79/1,536,692.28 - Step 6: Final answer
x = 1,629,995.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.