Finding the Fourth Proportional to 2,020,915.24, 3,031,028.25 and 672,924.94
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Solution
The fourth proportional to 2,020,915.24, 3,031,028.25 and 672,924.94 is: 1,009,272.66
Step by Step Solution
- Step 1: Write the proportion equation
2,020,915.24 : 3,031,028.25 = 672,924.94 : x - Step 2: Convert to fraction form
2,020,915.24/3,031,028.25 = 672,924.94/x - Step 3: Cross multiply
2,020,915.24x = 3,031,028.25 × 672,924.94 - Step 4: Simplify right side
2,020,915.24x = 2,039,654,503,269.56 - Step 5: Solve for x
x = 2,039,654,503,269.56/2,020,915.24 - Step 6: Final answer
x = 1,009,272.66
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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.