Finding the Fourth Proportional to 1,819,727.70, 2,729,493.14 and 557,558.97
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Solution
The fourth proportional to 1,819,727.70, 2,729,493.14 and 557,558.97 is: 836,308.30
Step by Step Solution
- Step 1: Write the proportion equation
1,819,727.70 : 2,729,493.14 = 557,558.97 : x - Step 2: Convert to fraction form
1,819,727.70/2,729,493.14 = 557,558.97/x - Step 3: Cross multiply
1,819,727.70x = 2,729,493.14 × 557,558.97 - Step 4: Simplify right side
1,819,727.70x = 1,521,853,389,887.25 - Step 5: Solve for x
x = 1,521,853,389,887.25/1,819,727.70 - Step 6: Final answer
x = 836,308.30
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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.