Finding the Fourth Proportional to 4,327,201.55, 6,490,621.87 and 1,132,256.99
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Solution
The fourth proportional to 4,327,201.55, 6,490,621.87 and 1,132,256.99 is: 1,698,338.27
Step by Step Solution
- Step 1: Write the proportion equation
4,327,201.55 : 6,490,621.87 = 1,132,256.99 : x - Step 2: Convert to fraction form
4,327,201.55/6,490,621.87 = 1,132,256.99/x - Step 3: Cross multiply
4,327,201.55x = 6,490,621.87 × 1,132,256.99 - Step 4: Simplify right side
4,327,201.55x = 7,349,051,981,754.37 - Step 5: Solve for x
x = 7,349,051,981,754.37/4,327,201.55 - Step 6: Final answer
x = 1,698,338.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.