Finding the Fourth Proportional to 5,280,694.60, 7,287,106.60 and 3,243,110.44
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Solution
The fourth proportional to 5,280,694.60, 7,287,106.60 and 3,243,110.44 is: 4,475,337.67
Step by Step Solution
- Step 1: Write the proportion equation
5,280,694.60 : 7,287,106.60 = 3,243,110.44 : x - Step 2: Convert to fraction form
5,280,694.60/7,287,106.60 = 3,243,110.44/x - Step 3: Cross multiply
5,280,694.60x = 7,287,106.60 × 3,243,110.44 - Step 4: Simplify right side
5,280,694.60x = 23,632,891,491,852.90 - Step 5: Solve for x
x = 23,632,891,491,852.90/5,280,694.60 - Step 6: Final answer
x = 4,475,337.67
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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.