Finding the Fourth Proportional to 5,031,469.80, 7,546,524.30 and 2,001,065.40
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Solution
The fourth proportional to 5,031,469.80, 7,546,524.30 and 2,001,065.40 is: 3,001,327.50
Step by Step Solution
- Step 1: Write the proportion equation
5,031,469.80 : 7,546,524.30 = 2,001,065.40 : x - Step 2: Convert to fraction form
5,031,469.80/7,546,524.30 = 2,001,065.40/x - Step 3: Cross multiply
5,031,469.80x = 7,546,524.30 × 2,001,065.40 - Step 4: Simplify right side
5,031,469.80x = 15,101,088,666,989.22 - Step 5: Solve for x
x = 15,101,088,666,989.22/5,031,469.80 - Step 6: Final answer
x = 3,001,327.50
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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.