Finding the Fourth Proportional to 1,836,492.26, 2,753,160.68 and 638,258.90
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Solution
The fourth proportional to 1,836,492.26, 2,753,160.68 and 638,258.90 is: 956,840.03
Step by Step Solution
- Step 1: Write the proportion equation
1,836,492.26 : 2,753,160.68 = 638,258.90 : x - Step 2: Convert to fraction form
1,836,492.26/2,753,160.68 = 638,258.90/x - Step 3: Cross multiply
1,836,492.26x = 2,753,160.68 × 638,258.90 - Step 4: Simplify right side
1,836,492.26x = 1,757,229,307,140.05 - Step 5: Solve for x
x = 1,757,229,307,140.05/1,836,492.26 - Step 6: Final answer
x = 956,840.03
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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.