Finding the Fourth Proportional to 3,392,484.05, 4,681,664.24 and 1,843,745.66
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Solution
The fourth proportional to 3,392,484.05, 4,681,664.24 and 1,843,745.66 is: 2,544,388.71
Step by Step Solution
- Step 1: Write the proportion equation
3,392,484.05 : 4,681,664.24 = 1,843,745.66 : x - Step 2: Convert to fraction form
3,392,484.05/4,681,664.24 = 1,843,745.66/x - Step 3: Cross multiply
3,392,484.05x = 4,681,664.24 × 1,843,745.66 - Step 4: Simplify right side
3,392,484.05x = 8,631,798,100,668.88 - Step 5: Solve for x
x = 8,631,798,100,668.88/3,392,484.05 - Step 6: Final answer
x = 2,544,388.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.