Finding the Fourth Proportional to 3,571,749.33, 4,929,102.96 and 1,940,156.19
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Solution
The fourth proportional to 3,571,749.33, 4,929,102.96 and 1,940,156.19 is: 2,677,463.82
Step by Step Solution
- Step 1: Write the proportion equation
3,571,749.33 : 4,929,102.96 = 1,940,156.19 : x - Step 2: Convert to fraction form
3,571,749.33/4,929,102.96 = 1,940,156.19/x - Step 3: Cross multiply
3,571,749.33x = 4,929,102.96 × 1,940,156.19 - Step 4: Simplify right side
3,571,749.33x = 9,563,229,618,991.32 - Step 5: Solve for x
x = 9,563,229,618,991.32/3,571,749.33 - Step 6: Final answer
x = 2,677,463.82
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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.