Finding the Fourth Proportional to 2,885,761.36, 3,982,467.90 and 1,596,580.75
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Solution
The fourth proportional to 2,885,761.36, 3,982,467.90 and 1,596,580.75 is: 2,203,346.29
Step by Step Solution
- Step 1: Write the proportion equation
2,885,761.36 : 3,982,467.90 = 1,596,580.75 : x - Step 2: Convert to fraction form
2,885,761.36/3,982,467.90 = 1,596,580.75/x - Step 3: Cross multiply
2,885,761.36x = 3,982,467.90 × 1,596,580.75 - Step 4: Simplify right side
2,885,761.36x = 6,358,331,586,632.93 - Step 5: Solve for x
x = 6,358,331,586,632.93/2,885,761.36 - Step 6: Final answer
x = 2,203,346.29
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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.