Finding the Fourth Proportional to 1,650,130.20, 2,474,849.70 and 809,285.40
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Solution
The fourth proportional to 1,650,130.20, 2,474,849.70 and 809,285.40 is: 1,213,758.60
Step by Step Solution
- Step 1: Write the proportion equation
1,650,130.20 : 2,474,849.70 = 809,285.40 : x - Step 2: Convert to fraction form
1,650,130.20/2,474,849.70 = 809,285.40/x - Step 3: Cross multiply
1,650,130.20x = 2,474,849.70 × 809,285.40 - Step 4: Simplify right side
1,650,130.20x = 2,002,859,729,404.38 - Step 5: Solve for x
x = 2,002,859,729,404.38/1,650,130.20 - Step 6: Final answer
x = 1,213,758.60
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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.