Finding the Fourth Proportional to 5,639,435.16, 8,459,481.69 and 1,595,584.68
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Solution
The fourth proportional to 5,639,435.16, 8,459,481.69 and 1,595,584.68 is: 2,393,470.09
Step by Step Solution
- Step 1: Write the proportion equation
5,639,435.16 : 8,459,481.69 = 1,595,584.68 : x - Step 2: Convert to fraction form
5,639,435.16/8,459,481.69 = 1,595,584.68/x - Step 3: Cross multiply
5,639,435.16x = 8,459,481.69 × 1,595,584.68 - Step 4: Simplify right side
5,639,435.16x = 13,497,819,385,304.51 - Step 5: Solve for x
x = 13,497,819,385,304.51/5,639,435.16 - Step 6: Final answer
x = 2,393,470.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.