Finding the Fourth Proportional to 4,296,618.20, 5,929,197.40 and 2,362,872.80
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Solution
The fourth proportional to 4,296,618.20, 5,929,197.40 and 2,362,872.80 is: 3,260,689.83
Step by Step Solution
- Step 1: Write the proportion equation
4,296,618.20 : 5,929,197.40 = 2,362,872.80 : x - Step 2: Convert to fraction form
4,296,618.20/5,929,197.40 = 2,362,872.80/x - Step 3: Cross multiply
4,296,618.20x = 5,929,197.40 × 2,362,872.80 - Step 4: Simplify right side
4,296,618.20x = 14,009,939,262,290.72 - Step 5: Solve for x
x = 14,009,939,262,290.72/4,296,618.20 - Step 6: Final answer
x = 3,260,689.83
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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.