Finding the Fourth Proportional to 5,768,526.96, 7,959,682.91 and 3,320,665
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Solution
The fourth proportional to 5,768,526.96, 7,959,682.91 and 3,320,665 is: 4,582,008.65
Step by Step Solution
- Step 1: Write the proportion equation
5,768,526.96 : 7,959,682.91 = 3,320,665 : x - Step 2: Convert to fraction form
5,768,526.96/7,959,682.91 = 3,320,665/x - Step 3: Cross multiply
5,768,526.96x = 7,959,682.91 × 3,320,665 - Step 4: Simplify right side
5,768,526.96x = 26,431,440,450,335.15 - Step 5: Solve for x
x = 26,431,440,450,335.15/5,768,526.96 - Step 6: Final answer
x = 4,582,008.65
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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.