Finding the Fourth Proportional to 1,512,503.97, 2,087,255.67 and 824,175.94
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Solution
The fourth proportional to 1,512,503.97, 2,087,255.67 and 824,175.94 is: 1,137,362.90
Step by Step Solution
- Step 1: Write the proportion equation
1,512,503.97 : 2,087,255.67 = 824,175.94 : x - Step 2: Convert to fraction form
1,512,503.97/2,087,255.67 = 824,175.94/x - Step 3: Cross multiply
1,512,503.97x = 2,087,255.67 × 824,175.94 - Step 4: Simplify right side
1,512,503.97x = 1,720,265,903,842.58 - Step 5: Solve for x
x = 1,720,265,903,842.58/1,512,503.97 - Step 6: Final answer
x = 1,137,362.90
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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.