Finding the Fourth Proportional to 2,972,737.30, 4,102,354.92 and 1,614,620.02
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Solution
The fourth proportional to 2,972,737.30, 4,102,354.92 and 1,614,620.02 is: 2,228,163.38
Step by Step Solution
- Step 1: Write the proportion equation
2,972,737.30 : 4,102,354.92 = 1,614,620.02 : x - Step 2: Convert to fraction form
2,972,737.30/4,102,354.92 = 1,614,620.02/x - Step 3: Cross multiply
2,972,737.30x = 4,102,354.92 × 1,614,620.02 - Step 4: Simplify right side
2,972,737.30x = 6,623,744,382,977.50 - Step 5: Solve for x
x = 6,623,744,382,977.50/2,972,737.30 - Step 6: Final answer
x = 2,228,163.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.