Finding the Fourth Proportional to 3,236,664.08, 4,466,574.43 and 1,786,359.49
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Solution
The fourth proportional to 3,236,664.08, 4,466,574.43 and 1,786,359.49 is: 2,465,163.95
Step by Step Solution
- Step 1: Write the proportion equation
3,236,664.08 : 4,466,574.43 = 1,786,359.49 : x - Step 2: Convert to fraction form
3,236,664.08/4,466,574.43 = 1,786,359.49/x - Step 3: Cross multiply
3,236,664.08x = 4,466,574.43 × 1,786,359.49 - Step 4: Simplify right side
3,236,664.08x = 7,978,907,605,189.51 - Step 5: Solve for x
x = 7,978,907,605,189.51/3,236,664.08 - Step 6: Final answer
x = 2,465,163.95
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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.