Finding the Fourth Proportional to 4,923,893.34, 6,796,106.55 and 2,887,358.94
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Solution
The fourth proportional to 4,923,893.34, 6,796,106.55 and 2,887,358.94 is: 3,985,220.16
Step by Step Solution
- Step 1: Write the proportion equation
4,923,893.34 : 6,796,106.55 = 2,887,358.94 : x - Step 2: Convert to fraction form
4,923,893.34/6,796,106.55 = 2,887,358.94/x - Step 3: Cross multiply
4,923,893.34x = 6,796,106.55 × 2,887,358.94 - Step 4: Simplify right side
4,923,893.34x = 19,622,799,004,335.05 - Step 5: Solve for x
x = 19,622,799,004,335.05/4,923,893.34 - Step 6: Final answer
x = 3,985,220.16
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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.