Finding the Fourth Proportional to 1,782,514.11, 2,673,581.62 and 503,089.95
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Solution
The fourth proportional to 1,782,514.11, 2,673,581.62 and 503,089.95 is: 754,581.43
Step by Step Solution
- Step 1: Write the proportion equation
1,782,514.11 : 2,673,581.62 = 503,089.95 : x - Step 2: Convert to fraction form
1,782,514.11/2,673,581.62 = 503,089.95/x - Step 3: Cross multiply
1,782,514.11x = 2,673,581.62 × 503,089.95 - Step 4: Simplify right side
1,782,514.11x = 1,345,052,043,526.72 - Step 5: Solve for x
x = 1,345,052,043,526.72/1,782,514.11 - Step 6: Final answer
x = 754,581.43
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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.