Finding the Fourth Proportional to 5,182,747.38, 7,775,615.12 and 1,589,044.68
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Solution
The fourth proportional to 5,182,747.38, 7,775,615.12 and 1,589,044.68 is: 2,384,025.10
Step by Step Solution
- Step 1: Write the proportion equation
5,182,747.38 : 7,775,615.12 = 1,589,044.68 : x - Step 2: Convert to fraction form
5,182,747.38/7,775,615.12 = 1,589,044.68/x - Step 3: Cross multiply
5,182,747.38x = 7,775,615.12 × 1,589,044.68 - Step 4: Simplify right side
5,182,747.38x = 12,355,799,832,218.34 - Step 5: Solve for x
x = 12,355,799,832,218.34/5,182,747.38 - Step 6: Final answer
x = 2,384,025.10
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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.