Finding the Fourth Proportional to 1,206,330.45, 1,806,738.84 and 575,687.13
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Solution
The fourth proportional to 1,206,330.45, 1,806,738.84 and 575,687.13 is: 862,215.07
Step by Step Solution
- Step 1: Write the proportion equation
1,206,330.45 : 1,806,738.84 = 575,687.13 : x - Step 2: Convert to fraction form
1,206,330.45/1,806,738.84 = 575,687.13/x - Step 3: Cross multiply
1,206,330.45x = 1,806,738.84 × 575,687.13 - Step 4: Simplify right side
1,206,330.45x = 1,040,116,297,459.13 - Step 5: Solve for x
x = 1,040,116,297,459.13/1,206,330.45 - Step 6: Final answer
x = 862,215.07
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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.