Finding the Fourth Proportional to 3,998,023.06, 5,997,029.94 and 1,302,343.92
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Solution
The fourth proportional to 3,998,023.06, 5,997,029.94 and 1,302,343.92 is: 1,953,514.37
Step by Step Solution
- Step 1: Write the proportion equation
3,998,023.06 : 5,997,029.94 = 1,302,343.92 : x - Step 2: Convert to fraction form
3,998,023.06/5,997,029.94 = 1,302,343.92/x - Step 3: Cross multiply
3,998,023.06x = 5,997,029.94 × 1,302,343.92 - Step 4: Simplify right side
3,998,023.06x = 7,810,195,480,416.97 - Step 5: Solve for x
x = 7,810,195,480,416.97/3,998,023.06 - Step 6: Final answer
x = 1,953,514.37
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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.