Finding the Fourth Proportional to 1,170,450, 1,755,675.84 and 283,986
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Solution
The fourth proportional to 1,170,450, 1,755,675.84 and 283,986 is: 425,979.20
Step by Step Solution
- Step 1: Write the proportion equation
1,170,450 : 1,755,675.84 = 283,986 : x - Step 2: Convert to fraction form
1,170,450/1,755,675.84 = 283,986/x - Step 3: Cross multiply
1,170,450x = 1,755,675.84 × 283,986 - Step 4: Simplify right side
1,170,450x = 498,587,359,098.24 - Step 5: Solve for x
x = 498,587,359,098.24/1,170,450 - Step 6: Final answer
x = 425,979.20
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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.