Finding the Fourth Proportional to 5,035,747.84, 7,555,854.72 and 2,639,022.72
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Solution
The fourth proportional to 5,035,747.84, 7,555,854.72 and 2,639,022.72 is: 3,959,704.28
Step by Step Solution
- Step 1: Write the proportion equation
5,035,747.84 : 7,555,854.72 = 2,639,022.72 : x - Step 2: Convert to fraction form
5,035,747.84/7,555,854.72 = 2,639,022.72/x - Step 3: Cross multiply
5,035,747.84x = 7,555,854.72 × 2,639,022.72 - Step 4: Simplify right side
5,035,747.84x = 19,940,072,275,099.24 - Step 5: Solve for x
x = 19,940,072,275,099.24/5,035,747.84 - Step 6: Final answer
x = 3,959,704.28
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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.