Finding the Fourth Proportional to 3,568,586.40, 5,348,732.40 and 1,437,616.80
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Solution
The fourth proportional to 3,568,586.40, 5,348,732.40 and 1,437,616.80 is: 2,154,754.49
Step by Step Solution
- Step 1: Write the proportion equation
3,568,586.40 : 5,348,732.40 = 1,437,616.80 : x - Step 2: Convert to fraction form
3,568,586.40/5,348,732.40 = 1,437,616.80/x - Step 3: Cross multiply
3,568,586.40x = 5,348,732.40 × 1,437,616.80 - Step 4: Simplify right side
3,568,586.40x = 7,689,427,556,944.32 - Step 5: Solve for x
x = 7,689,427,556,944.32/3,568,586.40 - Step 6: Final answer
x = 2,154,754.49
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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.