Finding the Fourth Proportional to 2,689,251.63, 3,711,167.32 and 1,482,027.63
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Solution
The fourth proportional to 2,689,251.63, 3,711,167.32 and 1,482,027.63 is: 2,045,198.17
Step by Step Solution
- Step 1: Write the proportion equation
2,689,251.63 : 3,711,167.32 = 1,482,027.63 : x - Step 2: Convert to fraction form
2,689,251.63/3,711,167.32 = 1,482,027.63/x - Step 3: Cross multiply
2,689,251.63x = 3,711,167.32 × 1,482,027.63 - Step 4: Simplify right side
2,689,251.63x = 5,500,052,507,793.05 - Step 5: Solve for x
x = 5,500,052,507,793.05/2,689,251.63 - Step 6: Final answer
x = 2,045,198.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.