Finding the Fourth Proportional to 4,827,664.75, 6,662,247.96 and 2,622,568.54
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Solution
The fourth proportional to 4,827,664.75, 6,662,247.96 and 2,622,568.54 is: 3,619,182.94
Step by Step Solution
- Step 1: Write the proportion equation
4,827,664.75 : 6,662,247.96 = 2,622,568.54 : x - Step 2: Convert to fraction form
4,827,664.75/6,662,247.96 = 2,622,568.54/x - Step 3: Cross multiply
4,827,664.75x = 6,662,247.96 × 2,622,568.54 - Step 4: Simplify right side
4,827,664.75x = 17,472,201,905,575.18 - Step 5: Solve for x
x = 17,472,201,905,575.18/4,827,664.75 - Step 6: Final answer
x = 3,619,182.94
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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.