Finding the Fourth Proportional to 1,312,840.26, 1,969,276.07 and 366,153.38
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Solution
The fourth proportional to 1,312,840.26, 1,969,276.07 and 366,153.38 is: 549,234.44
Step by Step Solution
- Step 1: Write the proportion equation
1,312,840.26 : 1,969,276.07 = 366,153.38 : x - Step 2: Convert to fraction form
1,312,840.26/1,969,276.07 = 366,153.38/x - Step 3: Cross multiply
1,312,840.26x = 1,969,276.07 × 366,153.38 - Step 4: Simplify right side
1,312,840.26x = 721,057,089,183.62 - Step 5: Solve for x
x = 721,057,089,183.62/1,312,840.26 - Step 6: Final answer
x = 549,234.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.