Finding the Fourth Proportional to 5,183,601.98, 7,774,877.97 and 1,397,467.58
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Solution
The fourth proportional to 5,183,601.98, 7,774,877.97 and 1,397,467.58 is: 2,096,059.83
Step by Step Solution
- Step 1: Write the proportion equation
5,183,601.98 : 7,774,877.97 = 1,397,467.58 : x - Step 2: Convert to fraction form
5,183,601.98/7,774,877.97 = 1,397,467.58/x - Step 3: Cross multiply
5,183,601.98x = 7,774,877.97 × 1,397,467.58 - Step 4: Simplify right side
5,183,601.98x = 10,865,139,901,531.21 - Step 5: Solve for x
x = 10,865,139,901,531.21/5,183,601.98 - Step 6: Final answer
x = 2,096,059.83
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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.