Finding the Fourth Proportional to 1,829,007.18, 2,522,385.09 and 1,183,754.70
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Solution
The fourth proportional to 1,829,007.18, 2,522,385.09 and 1,183,754.70 is: 1,632,516.94
Step by Step Solution
- Step 1: Write the proportion equation
1,829,007.18 : 2,522,385.09 = 1,183,754.70 : x - Step 2: Convert to fraction form
1,829,007.18/2,522,385.09 = 1,183,754.70/x - Step 3: Cross multiply
1,829,007.18x = 2,522,385.09 × 1,183,754.70 - Step 4: Simplify right side
1,829,007.18x = 2,985,885,205,497.42 - Step 5: Solve for x
x = 2,985,885,205,497.42/1,829,007.18 - Step 6: Final answer
x = 1,632,516.94
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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.