Finding the Fourth Proportional to 2,409,296.76, 3,324,933.82 and 1,442,239.98
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Solution
The fourth proportional to 2,409,296.76, 3,324,933.82 and 1,442,239.98 is: 1,990,353.60
Step by Step Solution
- Step 1: Write the proportion equation
2,409,296.76 : 3,324,933.82 = 1,442,239.98 : x - Step 2: Convert to fraction form
2,409,296.76/3,324,933.82 = 1,442,239.98/x - Step 3: Cross multiply
2,409,296.76x = 3,324,933.82 × 1,442,239.98 - Step 4: Simplify right side
2,409,296.76x = 4,795,352,486,058.12 - Step 5: Solve for x
x = 4,795,352,486,058.12/2,409,296.76 - Step 6: Final answer
x = 1,990,353.60
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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.