Finding the Fourth Proportional to 3,141,795.24, 4,338,234.18 and 2,561,109.48
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Solution
The fourth proportional to 3,141,795.24, 4,338,234.18 and 2,561,109.48 is: 3,536,415.28
Step by Step Solution
- Step 1: Write the proportion equation
3,141,795.24 : 4,338,234.18 = 2,561,109.48 : x - Step 2: Convert to fraction form
3,141,795.24/4,338,234.18 = 2,561,109.48/x - Step 3: Cross multiply
3,141,795.24x = 4,338,234.18 × 2,561,109.48 - Step 4: Simplify right side
3,141,795.24x = 11,110,692,684,858.03 - Step 5: Solve for x
x = 11,110,692,684,858.03/3,141,795.24 - Step 6: Final answer
x = 3,536,415.28
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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.