Finding the Fourth Proportional to 1,617,579.70, 2,232,244.53 and 892,433.26
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Solution
The fourth proportional to 1,617,579.70, 2,232,244.53 and 892,433.26 is: 1,231,549.37
Step by Step Solution
- Step 1: Write the proportion equation
1,617,579.70 : 2,232,244.53 = 892,433.26 : x - Step 2: Convert to fraction form
1,617,579.70/2,232,244.53 = 892,433.26/x - Step 3: Cross multiply
1,617,579.70x = 2,232,244.53 × 892,433.26 - Step 4: Simplify right side
1,617,579.70x = 1,992,129,263,025.07 - Step 5: Solve for x
x = 1,992,129,263,025.07/1,617,579.70 - Step 6: Final answer
x = 1,231,549.37
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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.