Finding the Fourth Proportional to 4,573,795.97, 6,311,820.74 and 2,831,118
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Solution
The fourth proportional to 4,573,795.97, 6,311,820.74 and 2,831,118 is: 3,906,931.89
Step by Step Solution
- Step 1: Write the proportion equation
4,573,795.97 : 6,311,820.74 = 2,831,118 : x - Step 2: Convert to fraction form
4,573,795.97/6,311,820.74 = 2,831,118/x - Step 3: Cross multiply
4,573,795.97x = 6,311,820.74 × 2,831,118 - Step 4: Simplify right side
4,573,795.97x = 17,869,509,295,631.73 - Step 5: Solve for x
x = 17,869,509,295,631.73/4,573,795.97 - Step 6: Final answer
x = 3,906,931.89
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1.5x scale
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.