Finding the Fourth Proportional to 4,449,619.92, 6,140,596.41 and 2,516,169.75
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Solution
The fourth proportional to 4,449,619.92, 6,140,596.41 and 2,516,169.75 is: 3,472,382.63
Step by Step Solution
- Step 1: Write the proportion equation
4,449,619.92 : 6,140,596.41 = 2,516,169.75 : x - Step 2: Convert to fraction form
4,449,619.92/6,140,596.41 = 2,516,169.75/x - Step 3: Cross multiply
4,449,619.92x = 6,140,596.41 × 2,516,169.75 - Step 4: Simplify right side
4,449,619.92x = 15,450,782,933,800.60 - Step 5: Solve for x
x = 15,450,782,933,800.60/4,449,619.92 - Step 6: Final answer
x = 3,472,382.63
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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.