Finding the Fourth Proportional to 1,921,406.18, 2,882,063.31 and 624,556.93
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Solution
The fourth proportional to 1,921,406.18, 2,882,063.31 and 624,556.93 is: 936,820.46
Step by Step Solution
- Step 1: Write the proportion equation
1,921,406.18 : 2,882,063.31 = 624,556.93 : x - Step 2: Convert to fraction form
1,921,406.18/2,882,063.31 = 624,556.93/x - Step 3: Cross multiply
1,921,406.18x = 2,882,063.31 × 624,556.93 - Step 4: Simplify right side
1,921,406.18x = 1,800,012,612,959.24 - Step 5: Solve for x
x = 1,800,012,612,959.24/1,921,406.18 - Step 6: Final answer
x = 936,820.46
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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.