Finding the Fourth Proportional to 2,405,992.32, 3,587,757.12 and 2,384,394.48
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Solution
The fourth proportional to 2,405,992.32, 3,587,757.12 and 2,384,394.48 is: 3,555,550.95
Step by Step Solution
- Step 1: Write the proportion equation
2,405,992.32 : 3,587,757.12 = 2,384,394.48 : x - Step 2: Convert to fraction form
2,405,992.32/3,587,757.12 = 2,384,394.48/x - Step 3: Cross multiply
2,405,992.32x = 3,587,757.12 × 2,384,394.48 - Step 4: Simplify right side
2,405,992.32x = 8,554,628,272,508.70 - Step 5: Solve for x
x = 8,554,628,272,508.70/2,405,992.32 - Step 6: Final answer
x = 3,555,550.95
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.