Finding the Fourth Proportional to 2,410,415.92, 3,326,364.80 and 1,322,705.68
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Solution
The fourth proportional to 2,410,415.92, 3,326,364.80 and 1,322,705.68 is: 1,825,328.81
Step by Step Solution
- Step 1: Write the proportion equation
2,410,415.92 : 3,326,364.80 = 1,322,705.68 : x - Step 2: Convert to fraction form
2,410,415.92/3,326,364.80 = 1,322,705.68/x - Step 3: Cross multiply
2,410,415.92x = 3,326,364.80 × 1,322,705.68 - Step 4: Simplify right side
2,410,415.92x = 4,399,801,614,712.06 - Step 5: Solve for x
x = 4,399,801,614,712.06/2,410,415.92 - Step 6: Final answer
x = 1,825,328.81
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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.