Finding the Fourth Proportional to 1,857,750.75, 2,563,695.24 and 1,083,232.13
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Solution
The fourth proportional to 1,857,750.75, 2,563,695.24 and 1,083,232.13 is: 1,494,859.87
Step by Step Solution
- Step 1: Write the proportion equation
1,857,750.75 : 2,563,695.24 = 1,083,232.13 : x - Step 2: Convert to fraction form
1,857,750.75/2,563,695.24 = 1,083,232.13/x - Step 3: Cross multiply
1,857,750.75x = 2,563,695.24 × 1,083,232.13 - Step 4: Simplify right side
1,857,750.75x = 2,777,077,042,677.59 - Step 5: Solve for x
x = 2,777,077,042,677.59/1,857,750.75 - Step 6: Final answer
x = 1,494,859.87
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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.