Finding the Fourth Proportional to 1,481,489.88, 2,044,621.94 and 836,951.56
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Solution
The fourth proportional to 1,481,489.88, 2,044,621.94 and 836,951.56 is: 1,155,086.88
Step by Step Solution
- Step 1: Write the proportion equation
1,481,489.88 : 2,044,621.94 = 836,951.56 : x - Step 2: Convert to fraction form
1,481,489.88/2,044,621.94 = 836,951.56/x - Step 3: Cross multiply
1,481,489.88x = 2,044,621.94 × 836,951.56 - Step 4: Simplify right side
1,481,489.88x = 1,711,249,522,293.23 - Step 5: Solve for x
x = 1,711,249,522,293.23/1,481,489.88 - Step 6: Final answer
x = 1,155,086.88
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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.