Finding the Fourth Proportional to 5,413,596.16, 8,121,331.20 and 1,819,714.56
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Solution
The fourth proportional to 5,413,596.16, 8,121,331.20 and 1,819,714.56 is: 2,729,886.79
Step by Step Solution
- Step 1: Write the proportion equation
5,413,596.16 : 8,121,331.20 = 1,819,714.56 : x - Step 2: Convert to fraction form
5,413,596.16/8,121,331.20 = 1,819,714.56/x - Step 3: Cross multiply
5,413,596.16x = 8,121,331.20 × 1,819,714.56 - Step 4: Simplify right side
5,413,596.16x = 14,778,504,631,222.27 - Step 5: Solve for x
x = 14,778,504,631,222.27/5,413,596.16 - Step 6: Final answer
x = 2,729,886.79
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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.