Finding the Fourth Proportional to 1,819,207.79, 2,728,221.21 and 604,458.19
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Solution
The fourth proportional to 1,819,207.79, 2,728,221.21 and 604,458.19 is: 906,491.09
Step by Step Solution
- Step 1: Write the proportion equation
1,819,207.79 : 2,728,221.21 = 604,458.19 : x - Step 2: Convert to fraction form
1,819,207.79/2,728,221.21 = 604,458.19/x - Step 3: Cross multiply
1,819,207.79x = 2,728,221.21 × 604,458.19 - Step 4: Simplify right side
1,819,207.79x = 1,649,095,654,516.21 - Step 5: Solve for x
x = 1,649,095,654,516.21/1,819,207.79 - Step 6: Final answer
x = 906,491.09
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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.