Finding the Fourth Proportional to 4,097,680.70, 6,146,521.05 and 3,887,728.70
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Solution
The fourth proportional to 4,097,680.70, 6,146,521.05 and 3,887,728.70 is: 5,831,593.05
Step by Step Solution
- Step 1: Write the proportion equation
4,097,680.70 : 6,146,521.05 = 3,887,728.70 : x - Step 2: Convert to fraction form
4,097,680.70/6,146,521.05 = 3,887,728.70/x - Step 3: Cross multiply
4,097,680.70x = 6,146,521.05 × 3,887,728.70 - Step 4: Simplify right side
4,097,680.70x = 23,896,006,291,239.14 - Step 5: Solve for x
x = 23,896,006,291,239.14/4,097,680.70 - Step 6: Final answer
x = 5,831,593.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.