Finding the Fourth Proportional to 3,031,520.22, 4,183,489.35 and 1,673,383.50
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Solution
The fourth proportional to 3,031,520.22, 4,183,489.35 and 1,673,383.50 is: 2,309,264.51
Step by Step Solution
- Step 1: Write the proportion equation
3,031,520.22 : 4,183,489.35 = 1,673,383.50 : x - Step 2: Convert to fraction form
3,031,520.22/4,183,489.35 = 1,673,383.50/x - Step 3: Cross multiply
3,031,520.22x = 4,183,489.35 × 1,673,383.50 - Step 4: Simplify right side
3,031,520.22x = 7,000,582,050,715.73 - Step 5: Solve for x
x = 7,000,582,050,715.73/3,031,520.22 - Step 6: Final answer
x = 2,309,264.51
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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.