Finding the Fourth Proportional to 2,457,187.70, 3,685,781.55 and 2,244,611.30
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Solution
The fourth proportional to 2,457,187.70, 3,685,781.55 and 2,244,611.30 is: 3,366,916.95
Step by Step Solution
- Step 1: Write the proportion equation
2,457,187.70 : 3,685,781.55 = 2,244,611.30 : x - Step 2: Convert to fraction form
2,457,187.70/3,685,781.55 = 2,244,611.30/x - Step 3: Cross multiply
2,457,187.70x = 3,685,781.55 × 2,244,611.30 - Step 4: Simplify right side
2,457,187.70x = 8,273,146,916,461.51 - Step 5: Solve for x
x = 8,273,146,916,461.51/2,457,187.70 - Step 6: Final answer
x = 3,366,916.95
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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.