Finding the Fourth Proportional to 1,689,192.97, 2,331,144.36 and 925,246.53
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Solution
The fourth proportional to 1,689,192.97, 2,331,144.36 and 925,246.53 is: 1,276,872.02
Step by Step Solution
- Step 1: Write the proportion equation
1,689,192.97 : 2,331,144.36 = 925,246.53 : x - Step 2: Convert to fraction form
1,689,192.97/2,331,144.36 = 925,246.53/x - Step 3: Cross multiply
1,689,192.97x = 2,331,144.36 × 925,246.53 - Step 4: Simplify right side
1,689,192.97x = 2,156,883,230,019.07 - Step 5: Solve for x
x = 2,156,883,230,019.07/1,689,192.97 - Step 6: Final answer
x = 1,276,872.02
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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.