Finding the Fourth Proportional to 1,273,949.68, 1,757,997.84 and 693,175.20
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Solution
The fourth proportional to 1,273,949.68, 1,757,997.84 and 693,175.20 is: 956,553.09
Step by Step Solution
- Step 1: Write the proportion equation
1,273,949.68 : 1,757,997.84 = 693,175.20 : x - Step 2: Convert to fraction form
1,273,949.68/1,757,997.84 = 693,175.20/x - Step 3: Cross multiply
1,273,949.68x = 1,757,997.84 × 693,175.20 - Step 4: Simplify right side
1,273,949.68x = 1,218,600,495,551.58 - Step 5: Solve for x
x = 1,218,600,495,551.58/1,273,949.68 - Step 6: Final answer
x = 956,553.09
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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.