Finding the Fourth Proportional to 2,797,623.09, 3,860,377.38 and 1,764,743.09
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Solution
The fourth proportional to 2,797,623.09, 3,860,377.38 and 1,764,743.09 is: 2,435,129.42
Step by Step Solution
- Step 1: Write the proportion equation
2,797,623.09 : 3,860,377.38 = 1,764,743.09 : x - Step 2: Convert to fraction form
2,797,623.09/3,860,377.38 = 1,764,743.09/x - Step 3: Cross multiply
2,797,623.09x = 3,860,377.38 × 1,764,743.09 - Step 4: Simplify right side
2,797,623.09x = 6,812,574,286,845.42 - Step 5: Solve for x
x = 6,812,574,286,845.42/2,797,623.09 - Step 6: Final answer
x = 2,435,129.42
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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.