Finding the Fourth Proportional to 2,772,879.53, 3,825,917.96 and 1,610,635.19
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Solution
The fourth proportional to 2,772,879.53, 3,825,917.96 and 1,610,635.19 is: 2,222,295.64
Step by Step Solution
- Step 1: Write the proportion equation
2,772,879.53 : 3,825,917.96 = 1,610,635.19 : x - Step 2: Convert to fraction form
2,772,879.53/3,825,917.96 = 1,610,635.19/x - Step 3: Cross multiply
2,772,879.53x = 3,825,917.96 × 1,610,635.19 - Step 4: Simplify right side
2,772,879.53x = 6,162,158,073,246.25 - Step 5: Solve for x
x = 6,162,158,073,246.25/2,772,879.53 - Step 6: Final answer
x = 2,222,295.64
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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.