Finding the Fourth Proportional to 1,401,805.42, 2,102,883.12 and 548,766.88
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Solution
The fourth proportional to 1,401,805.42, 2,102,883.12 and 548,766.88 is: 823,218.82
Step by Step Solution
- Step 1: Write the proportion equation
1,401,805.42 : 2,102,883.12 = 548,766.88 : x - Step 2: Convert to fraction form
1,401,805.42/2,102,883.12 = 548,766.88/x - Step 3: Cross multiply
1,401,805.42x = 2,102,883.12 × 548,766.88 - Step 4: Simplify right side
1,401,805.42x = 1,153,992,608,767.07 - Step 5: Solve for x
x = 1,153,992,608,767.07/1,401,805.42 - Step 6: Final answer
x = 823,218.82
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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.