Finding the Fourth Proportional to 1,471,124.80, 2,206,687.20 and 524,153.80
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Solution
The fourth proportional to 1,471,124.80, 2,206,687.20 and 524,153.80 is: 786,230.70
Step by Step Solution
- Step 1: Write the proportion equation
1,471,124.80 : 2,206,687.20 = 524,153.80 : x - Step 2: Convert to fraction form
1,471,124.80/2,206,687.20 = 524,153.80/x - Step 3: Cross multiply
1,471,124.80x = 2,206,687.20 × 524,153.80 - Step 4: Simplify right side
1,471,124.80x = 1,156,643,481,291.36 - Step 5: Solve for x
x = 1,156,643,481,291.36/1,471,124.80 - Step 6: Final answer
x = 786,230.70
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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.