Finding the Fourth Proportional to 4,945,395.09, 6,824,713.41 and 3,225,528.57
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Solution
The fourth proportional to 4,945,395.09, 6,824,713.41 and 3,225,528.57 is: 4,451,273.90
Step by Step Solution
- Step 1: Write the proportion equation
4,945,395.09 : 6,824,713.41 = 3,225,528.57 : x - Step 2: Convert to fraction form
4,945,395.09/6,824,713.41 = 3,225,528.57/x - Step 3: Cross multiply
4,945,395.09x = 6,824,713.41 × 3,225,528.57 - Step 4: Simplify right side
4,945,395.09x = 22,013,308,086,017.12 - Step 5: Solve for x
x = 22,013,308,086,017.12/4,945,395.09 - Step 6: Final answer
x = 4,451,273.90
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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.