Finding the Fourth Proportional to 1,416,205.14, 2,124,610.44 and 456,715.38
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Solution
The fourth proportional to 1,416,205.14, 2,124,610.44 and 456,715.38 is: 685,170.70
Step by Step Solution
- Step 1: Write the proportion equation
1,416,205.14 : 2,124,610.44 = 456,715.38 : x - Step 2: Convert to fraction form
1,416,205.14/2,124,610.44 = 456,715.38/x - Step 3: Cross multiply
1,416,205.14x = 2,124,610.44 × 456,715.38 - Step 4: Simplify right side
1,416,205.14x = 970,342,264,456.57 - Step 5: Solve for x
x = 970,342,264,456.57/1,416,205.14 - Step 6: Final answer
x = 685,170.70
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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.