Finding the Fourth Proportional to 1,025,988.36, 1,538,982.92 and 267,827.68
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Solution
The fourth proportional to 1,025,988.36, 1,538,982.92 and 267,827.68 is: 401,741.62
Step by Step Solution
- Step 1: Write the proportion equation
1,025,988.36 : 1,538,982.92 = 267,827.68 : x - Step 2: Convert to fraction form
1,025,988.36/1,538,982.92 = 267,827.68/x - Step 3: Cross multiply
1,025,988.36x = 1,538,982.92 × 267,827.68 - Step 4: Simplify right side
1,025,988.36x = 412,182,225,023.23 - Step 5: Solve for x
x = 412,182,225,023.23/1,025,988.36 - Step 6: Final answer
x = 401,741.62
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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.