Finding the Fourth Proportional to 1,193,077.70, 1,646,475.41 and 676,866.46
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Solution
The fourth proportional to 1,193,077.70, 1,646,475.41 and 676,866.46 is: 934,091.70
Step by Step Solution
- Step 1: Write the proportion equation
1,193,077.70 : 1,646,475.41 = 676,866.46 : x - Step 2: Convert to fraction form
1,193,077.70/1,646,475.41 = 676,866.46/x - Step 3: Cross multiply
1,193,077.70x = 1,646,475.41 × 676,866.46 - Step 4: Simplify right side
1,193,077.70x = 1,114,443,982,243.75 - Step 5: Solve for x
x = 1,114,443,982,243.75/1,193,077.70 - Step 6: Final answer
x = 934,091.70
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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.