Finding the Fourth Proportional to 1,149,812.16, 1,575,250.26 and 1,106,715.48
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Solution
The fourth proportional to 1,149,812.16, 1,575,250.26 and 1,106,715.48 is: 1,516,207.52
Step by Step Solution
- Step 1: Write the proportion equation
1,149,812.16 : 1,575,250.26 = 1,106,715.48 : x - Step 2: Convert to fraction form
1,149,812.16/1,575,250.26 = 1,106,715.48/x - Step 3: Cross multiply
1,149,812.16x = 1,575,250.26 × 1,106,715.48 - Step 4: Simplify right side
1,149,812.16x = 1,743,353,847,616.03 - Step 5: Solve for x
x = 1,743,353,847,616.03/1,149,812.16 - Step 6: Final answer
x = 1,516,207.52
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.