Finding the Fourth Proportional to 5,478,403.66, 7,562,618.43 and 3,274,044.14
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Solution
The fourth proportional to 5,478,403.66, 7,562,618.43 and 3,274,044.14 is: 4,519,628.00
Step by Step Solution
- Step 1: Write the proportion equation
5,478,403.66 : 7,562,618.43 = 3,274,044.14 : x - Step 2: Convert to fraction form
5,478,403.66/7,562,618.43 = 3,274,044.14/x - Step 3: Cross multiply
5,478,403.66x = 7,562,618.43 × 3,274,044.14 - Step 4: Simplify right side
5,478,403.66x = 24,760,346,553,797.50 - Step 5: Solve for x
x = 24,760,346,553,797.50/5,478,403.66 - Step 6: Final answer
x = 4,519,628.00
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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.