Finding the Fourth Proportional to 4,689,939.24, 6,472,113.30 and 2,543,763.24
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Solution
The fourth proportional to 4,689,939.24, 6,472,113.30 and 2,543,763.24 is: 3,510,391.72
Step by Step Solution
- Step 1: Write the proportion equation
4,689,939.24 : 6,472,113.30 = 2,543,763.24 : x - Step 2: Convert to fraction form
4,689,939.24/6,472,113.30 = 2,543,763.24/x - Step 3: Cross multiply
4,689,939.24x = 6,472,113.30 × 2,543,763.24 - Step 4: Simplify right side
4,689,939.24x = 16,463,523,897,655.09 - Step 5: Solve for x
x = 16,463,523,897,655.09/4,689,939.24 - Step 6: Final answer
x = 3,510,391.72
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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.