Finding the Fourth Proportional to 1,136,537.14, 1,568,932.74 and 749,582.12
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Solution
The fourth proportional to 1,136,537.14, 1,568,932.74 and 749,582.12 is: 1,034,760.66
Step by Step Solution
- Step 1: Write the proportion equation
1,136,537.14 : 1,568,932.74 = 749,582.12 : x - Step 2: Convert to fraction form
1,136,537.14/1,568,932.74 = 749,582.12/x - Step 3: Cross multiply
1,136,537.14x = 1,568,932.74 × 749,582.12 - Step 4: Simplify right side
1,136,537.14x = 1,176,043,917,794.03 - Step 5: Solve for x
x = 1,176,043,917,794.03/1,136,537.14 - Step 6: Final answer
x = 1,034,760.66
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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.