Finding the Fourth Proportional to 1,275,514.67, 1,760,209.91 and 702,554.84
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Solution
The fourth proportional to 1,275,514.67, 1,760,209.91 and 702,554.84 is: 969,525.50
Step by Step Solution
- Step 1: Write the proportion equation
1,275,514.67 : 1,760,209.91 = 702,554.84 : x - Step 2: Convert to fraction form
1,275,514.67/1,760,209.91 = 702,554.84/x - Step 3: Cross multiply
1,275,514.67x = 1,760,209.91 × 702,554.84 - Step 4: Simplify right side
1,275,514.67x = 1,236,643,995,534.53 - Step 5: Solve for x
x = 1,236,643,995,534.53/1,275,514.67 - Step 6: Final answer
x = 969,525.50
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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.