Finding the Fourth Proportional to 1,351,129.68, 2,023,266.24 and 811,050.12
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Solution
The fourth proportional to 1,351,129.68, 2,023,266.24 and 811,050.12 is: 1,214,517.27
Step by Step Solution
- Step 1: Write the proportion equation
1,351,129.68 : 2,023,266.24 = 811,050.12 : x - Step 2: Convert to fraction form
1,351,129.68/2,023,266.24 = 811,050.12/x - Step 3: Cross multiply
1,351,129.68x = 2,023,266.24 × 811,050.12 - Step 4: Simplify right side
1,351,129.68x = 1,640,970,326,743.95 - Step 5: Solve for x
x = 1,640,970,326,743.95/1,351,129.68 - Step 6: Final answer
x = 1,214,517.27
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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.