Finding the Fourth Proportional to 2,431,636.80, 3,647,458.08 and 634,518.96
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Solution
The fourth proportional to 2,431,636.80, 3,647,458.08 and 634,518.96 is: 951,779.19
Step by Step Solution
- Step 1: Write the proportion equation
2,431,636.80 : 3,647,458.08 = 634,518.96 : x - Step 2: Convert to fraction form
2,431,636.80/3,647,458.08 = 634,518.96/x - Step 3: Cross multiply
2,431,636.80x = 3,647,458.08 × 634,518.96 - Step 4: Simplify right side
2,431,636.80x = 2,314,381,307,565.20 - Step 5: Solve for x
x = 2,314,381,307,565.20/2,431,636.80 - Step 6: Final answer
x = 951,779.19
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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.