Finding the Fourth Proportional to 3,561,725.99, 5,342,514.05 and 866,065.02
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Solution
The fourth proportional to 3,561,725.99, 5,342,514.05 and 866,065.02 is: 1,299,079.31
Step by Step Solution
- Step 1: Write the proportion equation
3,561,725.99 : 5,342,514.05 = 866,065.02 : x - Step 2: Convert to fraction form
3,561,725.99/5,342,514.05 = 866,065.02/x - Step 3: Cross multiply
3,561,725.99x = 5,342,514.05 × 866,065.02 - Step 4: Simplify right side
3,561,725.99x = 4,626,964,537,563.53 - Step 5: Solve for x
x = 4,626,964,537,563.53/3,561,725.99 - Step 6: Final answer
x = 1,299,079.31
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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.