Finding the Fourth Proportional to 1,031,622.70, 1,544,481.60 and 913,524.70
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Solution
The fourth proportional to 1,031,622.70, 1,544,481.60 and 913,524.70 is: 1,367,672.59
Step by Step Solution
- Step 1: Write the proportion equation
1,031,622.70 : 1,544,481.60 = 913,524.70 : x - Step 2: Convert to fraction form
1,031,622.70/1,544,481.60 = 913,524.70/x - Step 3: Cross multiply
1,031,622.70x = 1,544,481.60 × 913,524.70 - Step 4: Simplify right side
1,031,622.70x = 1,410,922,090,295.52 - Step 5: Solve for x
x = 1,410,922,090,295.52/1,031,622.70 - Step 6: Final answer
x = 1,367,672.59
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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.