Finding the Fourth Proportional to 3,877,476.58, 5,350,745.04 and 2,222,437.30
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Solution
The fourth proportional to 3,877,476.58, 5,350,745.04 and 2,222,437.30 is: 3,066,864.52
Step by Step Solution
- Step 1: Write the proportion equation
3,877,476.58 : 5,350,745.04 = 2,222,437.30 : x - Step 2: Convert to fraction form
3,877,476.58/5,350,745.04 = 2,222,437.30/x - Step 3: Cross multiply
3,877,476.58x = 5,350,745.04 × 2,222,437.30 - Step 4: Simplify right side
3,877,476.58x = 11,891,695,359,685.99 - Step 5: Solve for x
x = 11,891,695,359,685.99/3,877,476.58 - Step 6: Final answer
x = 3,066,864.52
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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.