Finding the Fourth Proportional to 2,891,027.96, 4,340,514.18 and 1,472,037.56
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Solution
The fourth proportional to 2,891,027.96, 4,340,514.18 and 1,472,037.56 is: 2,210,078.90
Step by Step Solution
- Step 1: Write the proportion equation
2,891,027.96 : 4,340,514.18 = 1,472,037.56 : x - Step 2: Convert to fraction form
2,891,027.96/4,340,514.18 = 1,472,037.56/x - Step 3: Cross multiply
2,891,027.96x = 4,340,514.18 × 1,472,037.56 - Step 4: Simplify right side
2,891,027.96x = 6,389,399,902,672.60 - Step 5: Solve for x
x = 6,389,399,902,672.60/2,891,027.96 - Step 6: Final answer
x = 2,210,078.90
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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.