Finding the Fourth Proportional to 4,818,798.38, 6,649,879.68 and 2,753,790.27
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Solution
The fourth proportional to 4,818,798.38, 6,649,879.68 and 2,753,790.27 is: 3,800,195.09
Step by Step Solution
- Step 1: Write the proportion equation
4,818,798.38 : 6,649,879.68 = 2,753,790.27 : x - Step 2: Convert to fraction form
4,818,798.38/6,649,879.68 = 2,753,790.27/x - Step 3: Cross multiply
4,818,798.38x = 6,649,879.68 × 2,753,790.27 - Step 4: Simplify right side
4,818,798.38x = 18,312,373,939,193.20 - Step 5: Solve for x
x = 18,312,373,939,193.20/4,818,798.38 - Step 6: Final answer
x = 3,800,195.09
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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.