Finding the Fourth Proportional to 1,884,182.40, 2,825,755.20 and 762,364.80
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Solution
The fourth proportional to 1,884,182.40, 2,825,755.20 and 762,364.80 is: 1,143,337.45
Step by Step Solution
- Step 1: Write the proportion equation
1,884,182.40 : 2,825,755.20 = 762,364.80 : x - Step 2: Convert to fraction form
1,884,182.40/2,825,755.20 = 762,364.80/x - Step 3: Cross multiply
1,884,182.40x = 2,825,755.20 × 762,364.80 - Step 4: Simplify right side
1,884,182.40x = 2,154,256,297,896.96 - Step 5: Solve for x
x = 2,154,256,297,896.96/1,884,182.40 - Step 6: Final answer
x = 1,143,337.45
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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.