Finding the Fourth Proportional to 3,876,851.36, 5,815,908.74 and 1,144,674.96
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Solution
The fourth proportional to 3,876,851.36, 5,815,908.74 and 1,144,674.96 is: 1,717,198.96
Step by Step Solution
- Step 1: Write the proportion equation
3,876,851.36 : 5,815,908.74 = 1,144,674.96 : x - Step 2: Convert to fraction form
3,876,851.36/5,815,908.74 = 1,144,674.96/x - Step 3: Cross multiply
3,876,851.36x = 5,815,908.74 × 1,144,674.96 - Step 4: Simplify right side
3,876,851.36x = 6,657,325,113,139.55 - Step 5: Solve for x
x = 6,657,325,113,139.55/3,876,851.36 - Step 6: Final answer
x = 1,717,198.96
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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.