Finding the Fourth Proportional to 2,351,261.91, 3,244,775.06 and 1,761,516.40
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Solution
The fourth proportional to 2,351,261.91, 3,244,775.06 and 1,761,516.40 is: 2,430,917.82
Step by Step Solution
- Step 1: Write the proportion equation
2,351,261.91 : 3,244,775.06 = 1,761,516.40 : x - Step 2: Convert to fraction form
2,351,261.91/3,244,775.06 = 1,761,516.40/x - Step 3: Cross multiply
2,351,261.91x = 3,244,775.06 × 1,761,516.40 - Step 4: Simplify right side
2,351,261.91x = 5,715,724,482,500.98 - Step 5: Solve for x
x = 5,715,724,482,500.98/2,351,261.91 - Step 6: Final answer
x = 2,430,917.82
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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.