Finding the Fourth Proportional to 3,417,852.52, 5,122,294.62 and 2,515,067.56
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Solution
The fourth proportional to 3,417,852.52, 5,122,294.62 and 2,515,067.56 is: 3,769,301.62
Step by Step Solution
- Step 1: Write the proportion equation
3,417,852.52 : 5,122,294.62 = 2,515,067.56 : x - Step 2: Convert to fraction form
3,417,852.52/5,122,294.62 = 2,515,067.56/x - Step 3: Cross multiply
3,417,852.52x = 5,122,294.62 × 2,515,067.56 - Step 4: Simplify right side
3,417,852.52x = 12,882,917,031,524.53 - Step 5: Solve for x
x = 12,882,917,031,524.53/3,417,852.52 - Step 6: Final answer
x = 3,769,301.62
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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.