Finding the Fourth Proportional to 2,650,544.13, 3,972,137.87 and 1,207,701.42
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Solution
The fourth proportional to 2,650,544.13, 3,972,137.87 and 1,207,701.42 is: 1,809,876.12
Step by Step Solution
- Step 1: Write the proportion equation
2,650,544.13 : 3,972,137.87 = 1,207,701.42 : x - Step 2: Convert to fraction form
2,650,544.13/3,972,137.87 = 1,207,701.42/x - Step 3: Cross multiply
2,650,544.13x = 3,972,137.87 × 1,207,701.42 - Step 4: Simplify right side
2,650,544.13x = 4,797,156,526,174.09 - Step 5: Solve for x
x = 4,797,156,526,174.09/2,650,544.13 - Step 6: Final answer
x = 1,809,876.12
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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.