Finding the Fourth Proportional to 1,541,951.40, 2,127,874.50 and 862,893.48
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Solution
The fourth proportional to 1,541,951.40, 2,127,874.50 and 862,893.48 is: 1,190,782.69
Step by Step Solution
- Step 1: Write the proportion equation
1,541,951.40 : 2,127,874.50 = 862,893.48 : x - Step 2: Convert to fraction form
1,541,951.40/2,127,874.50 = 862,893.48/x - Step 3: Cross multiply
1,541,951.40x = 2,127,874.50 × 862,893.48 - Step 4: Simplify right side
1,541,951.40x = 1,836,129,032,308.26 - Step 5: Solve for x
x = 1,836,129,032,308.26/1,541,951.40 - Step 6: Final answer
x = 1,190,782.69
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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.