Finding the Fourth Proportional to 1,107,618.15, 1,528,514.41 and 598,320.53
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Solution
The fourth proportional to 1,107,618.15, 1,528,514.41 and 598,320.53 is: 825,683.06
Step by Step Solution
- Step 1: Write the proportion equation
1,107,618.15 : 1,528,514.41 = 598,320.53 : x - Step 2: Convert to fraction form
1,107,618.15/1,528,514.41 = 598,320.53/x - Step 3: Cross multiply
1,107,618.15x = 1,528,514.41 × 598,320.53 - Step 4: Simplify right side
1,107,618.15x = 914,541,542,765.46 - Step 5: Solve for x
x = 914,541,542,765.46/1,107,618.15 - Step 6: Final answer
x = 825,683.06
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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.