Finding the Fourth Proportional to 1,617,197.35, 2,231,747.91 and 892,075.63
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Solution
The fourth proportional to 1,617,197.35, 2,231,747.91 and 892,075.63 is: 1,231,072.96
Step by Step Solution
- Step 1: Write the proportion equation
1,617,197.35 : 2,231,747.91 = 892,075.63 : x - Step 2: Convert to fraction form
1,617,197.35/2,231,747.91 = 892,075.63/x - Step 3: Cross multiply
1,617,197.35x = 2,231,747.91 × 892,075.63 - Step 4: Simplify right side
1,617,197.35x = 1,990,887,922,814.43 - Step 5: Solve for x
x = 1,990,887,922,814.43/1,617,197.35 - Step 6: Final answer
x = 1,231,072.96
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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.