Finding the Fourth Proportional to 1,524,863.40, 2,284,670.70 and 992,110.20
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Solution
The fourth proportional to 1,524,863.40, 2,284,670.70 and 992,110.20 is: 1,486,457.81
Step by Step Solution
- Step 1: Write the proportion equation
1,524,863.40 : 2,284,670.70 = 992,110.20 : x - Step 2: Convert to fraction form
1,524,863.40/2,284,670.70 = 992,110.20/x - Step 3: Cross multiply
1,524,863.40x = 2,284,670.70 × 992,110.20 - Step 4: Simplify right side
1,524,863.40x = 2,266,645,105,111.14 - Step 5: Solve for x
x = 2,266,645,105,111.14/1,524,863.40 - Step 6: Final answer
x = 1,486,457.81
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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.