Finding the Fourth Proportional to 4,505,201.28, 6,217,623.60 and 2,571,752.28
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Solution
The fourth proportional to 4,505,201.28, 6,217,623.60 and 2,571,752.28 is: 3,549,272.65
Step by Step Solution
- Step 1: Write the proportion equation
4,505,201.28 : 6,217,623.60 = 2,571,752.28 : x - Step 2: Convert to fraction form
4,505,201.28/6,217,623.60 = 2,571,752.28/x - Step 3: Cross multiply
4,505,201.28x = 6,217,623.60 × 2,571,752.28 - Step 4: Simplify right side
4,505,201.28x = 15,990,187,669,481.81 - Step 5: Solve for x
x = 15,990,187,669,481.81/4,505,201.28 - Step 6: Final answer
x = 3,549,272.65
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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.