Finding the Fourth Proportional to 1,082,149.47, 1,623,207.80 and 372,183.66
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Solution
The fourth proportional to 1,082,149.47, 1,623,207.80 and 372,183.66 is: 558,269.85
Step by Step Solution
- Step 1: Write the proportion equation
1,082,149.47 : 1,623,207.80 = 372,183.66 : x - Step 2: Convert to fraction form
1,082,149.47/1,623,207.80 = 372,183.66/x - Step 3: Cross multiply
1,082,149.47x = 1,623,207.80 × 372,183.66 - Step 4: Simplify right side
1,082,149.47x = 604,131,420,875.01 - Step 5: Solve for x
x = 604,131,420,875.01/1,082,149.47 - Step 6: Final answer
x = 558,269.85
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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.