Finding the Fourth Proportional to 5,695,930.49, 7,860,355.43 and 3,082,432.68
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Solution
The fourth proportional to 5,695,930.49, 7,860,355.43 and 3,082,432.68 is: 4,253,741.60
Step by Step Solution
- Step 1: Write the proportion equation
5,695,930.49 : 7,860,355.43 = 3,082,432.68 : x - Step 2: Convert to fraction form
5,695,930.49/7,860,355.43 = 3,082,432.68/x - Step 3: Cross multiply
5,695,930.49x = 7,860,355.43 × 3,082,432.68 - Step 4: Simplify right side
5,695,930.49x = 24,229,016,438,435.29 - Step 5: Solve for x
x = 24,229,016,438,435.29/5,695,930.49 - Step 6: Final answer
x = 4,253,741.60
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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.