Finding the Fourth Proportional to 2,558,409.18, 3,530,609.91 and 1,412,491.74
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Solution
The fourth proportional to 2,558,409.18, 3,530,609.91 and 1,412,491.74 is: 1,949,241.50
Step by Step Solution
- Step 1: Write the proportion equation
2,558,409.18 : 3,530,609.91 = 1,412,491.74 : x - Step 2: Convert to fraction form
2,558,409.18/3,530,609.91 = 1,412,491.74/x - Step 3: Cross multiply
2,558,409.18x = 3,530,609.91 × 1,412,491.74 - Step 4: Simplify right side
2,558,409.18x = 4,986,957,335,037.14 - Step 5: Solve for x
x = 4,986,957,335,037.14/2,558,409.18 - Step 6: Final answer
x = 1,949,241.50
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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.