Finding the Fourth Proportional to 2,579,269.11, 3,863,003.63 and 1,232,378.43
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Solution
The fourth proportional to 2,579,269.11, 3,863,003.63 and 1,232,378.43 is: 1,845,748.60
Step by Step Solution
- Step 1: Write the proportion equation
2,579,269.11 : 3,863,003.63 = 1,232,378.43 : x - Step 2: Convert to fraction form
2,579,269.11/3,863,003.63 = 1,232,378.43/x - Step 3: Cross multiply
2,579,269.11x = 3,863,003.63 × 1,232,378.43 - Step 4: Simplify right side
2,579,269.11x = 4,760,682,342,461.81 - Step 5: Solve for x
x = 4,760,682,342,461.81/2,579,269.11 - Step 6: Final answer
x = 1,845,748.60
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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.