Finding the Fourth Proportional to 1,576,215.51, 2,364,655.36 and 511,174.52
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Solution
The fourth proportional to 1,576,215.51, 2,364,655.36 and 511,174.52 is: 766,869.48
Step by Step Solution
- Step 1: Write the proportion equation
1,576,215.51 : 2,364,655.36 = 511,174.52 : x - Step 2: Convert to fraction form
1,576,215.51/2,364,655.36 = 511,174.52/x - Step 3: Cross multiply
1,576,215.51x = 2,364,655.36 × 511,174.52 - Step 4: Simplify right side
1,576,215.51x = 1,208,751,568,613.43 - Step 5: Solve for x
x = 1,208,751,568,613.43/1,576,215.51 - Step 6: Final answer
x = 766,869.48
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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.