Finding the Fourth Proportional to 1,135,161.16, 1,566,492.42 and 625,850.44
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Solution
The fourth proportional to 1,135,161.16, 1,566,492.42 and 625,850.44 is: 863,657.08
Step by Step Solution
- Step 1: Write the proportion equation
1,135,161.16 : 1,566,492.42 = 625,850.44 : x - Step 2: Convert to fraction form
1,135,161.16/1,566,492.42 = 625,850.44/x - Step 3: Cross multiply
1,135,161.16x = 1,566,492.42 × 625,850.44 - Step 4: Simplify right side
1,135,161.16x = 980,389,970,313.67 - Step 5: Solve for x
x = 980,389,970,313.67/1,135,161.16 - Step 6: Final answer
x = 863,657.08
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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.