Finding the Fourth Proportional to 3,682,192.44, 5,523,602.13 and 1,123,981.99
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Solution
The fourth proportional to 3,682,192.44, 5,523,602.13 and 1,123,981.99 is: 1,686,068.67
Step by Step Solution
- Step 1: Write the proportion equation
3,682,192.44 : 5,523,602.13 = 1,123,981.99 : x - Step 2: Convert to fraction form
3,682,192.44/5,523,602.13 = 1,123,981.99/x - Step 3: Cross multiply
3,682,192.44x = 5,523,602.13 × 1,123,981.99 - Step 4: Simplify right side
3,682,192.44x = 6,208,429,314,045.64 - Step 5: Solve for x
x = 6,208,429,314,045.64/3,682,192.44 - Step 6: Final answer
x = 1,686,068.67
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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.