Finding the Fourth Proportional to 5,726,877.24, 7,903,144.62 and 3,148,575.96
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Solution
The fourth proportional to 5,726,877.24, 7,903,144.62 and 3,148,575.96 is: 4,345,064.53
Step by Step Solution
- Step 1: Write the proportion equation
5,726,877.24 : 7,903,144.62 = 3,148,575.96 : x - Step 2: Convert to fraction form
5,726,877.24/7,903,144.62 = 3,148,575.96/x - Step 3: Cross multiply
5,726,877.24x = 7,903,144.62 × 3,148,575.96 - Step 4: Simplify right side
5,726,877.24x = 24,883,651,158,935.34 - Step 5: Solve for x
x = 24,883,651,158,935.34/5,726,877.24 - Step 6: Final answer
x = 4,345,064.53
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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.