Finding the Fourth Proportional to 1,057,452.60, 1,459,286.44 and 574,018.08
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Solution
The fourth proportional to 1,057,452.60, 1,459,286.44 and 574,018.08 is: 792,145.95
Step by Step Solution
- Step 1: Write the proportion equation
1,057,452.60 : 1,459,286.44 = 574,018.08 : x - Step 2: Convert to fraction form
1,057,452.60/1,459,286.44 = 574,018.08/x - Step 3: Cross multiply
1,057,452.60x = 1,459,286.44 × 574,018.08 - Step 4: Simplify right side
1,057,452.60x = 837,656,795,412.24 - Step 5: Solve for x
x = 837,656,795,412.24/1,057,452.60 - Step 6: Final answer
x = 792,145.95
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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.