Finding the Fourth Proportional to 1,135,586.48, 1,566,713.57 and 727,913.10
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Solution
The fourth proportional to 1,135,586.48, 1,566,713.57 and 727,913.10 is: 1,004,266.39
Step by Step Solution
- Step 1: Write the proportion equation
1,135,586.48 : 1,566,713.57 = 727,913.10 : x - Step 2: Convert to fraction form
1,135,586.48/1,566,713.57 = 727,913.10/x - Step 3: Cross multiply
1,135,586.48x = 1,566,713.57 × 727,913.10 - Step 4: Simplify right side
1,135,586.48x = 1,140,431,327,911.20 - Step 5: Solve for x
x = 1,140,431,327,911.20/1,135,586.48 - Step 6: Final answer
x = 1,004,266.39
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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.