Finding the Fourth Proportional to 3,401,324.87, 4,693,827.96 and 1,873,431.99
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Solution
The fourth proportional to 3,401,324.87, 4,693,827.96 and 1,873,431.99 is: 2,585,335.95
Step by Step Solution
- Step 1: Write the proportion equation
3,401,324.87 : 4,693,827.96 = 1,873,431.99 : x - Step 2: Convert to fraction form
3,401,324.87/4,693,827.96 = 1,873,431.99/x - Step 3: Cross multiply
3,401,324.87x = 4,693,827.96 × 1,873,431.99 - Step 4: Simplify right side
3,401,324.87x = 8,793,567,455,820.44 - Step 5: Solve for x
x = 8,793,567,455,820.44/3,401,324.87 - Step 6: Final answer
x = 2,585,335.95
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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.