Finding the Fourth Proportional to 1,296,440.43, 1,944,660.60 and 349,811.12
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Solution
The fourth proportional to 1,296,440.43, 1,944,660.60 and 349,811.12 is: 524,716.66
Step by Step Solution
- Step 1: Write the proportion equation
1,296,440.43 : 1,944,660.60 = 349,811.12 : x - Step 2: Convert to fraction form
1,296,440.43/1,944,660.60 = 349,811.12/x - Step 3: Cross multiply
1,296,440.43x = 1,944,660.60 × 349,811.12 - Step 4: Simplify right side
1,296,440.43x = 680,263,892,782.57 - Step 5: Solve for x
x = 680,263,892,782.57/1,296,440.43 - Step 6: Final answer
x = 524,716.66
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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.