Finding the Fourth Proportional to 1,302,075.44, 1,796,844.42 and 729,136.14
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Solution
The fourth proportional to 1,302,075.44, 1,796,844.42 and 729,136.14 is: 1,006,196.85
Step by Step Solution
- Step 1: Write the proportion equation
1,302,075.44 : 1,796,844.42 = 729,136.14 : x - Step 2: Convert to fraction form
1,302,075.44/1,796,844.42 = 729,136.14/x - Step 3: Cross multiply
1,302,075.44x = 1,796,844.42 × 729,136.14 - Step 4: Simplify right side
1,302,075.44x = 1,310,144,204,579.34 - Step 5: Solve for x
x = 1,310,144,204,579.34/1,302,075.44 - Step 6: Final answer
x = 1,006,196.85
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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.