Finding the Fourth Proportional to 4,746,461.09, 7,120,023.73 and 2,349,662.18
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Solution
The fourth proportional to 4,746,461.09, 7,120,023.73 and 2,349,662.18 is: 3,524,657.66
Step by Step Solution
- Step 1: Write the proportion equation
4,746,461.09 : 7,120,023.73 = 2,349,662.18 : x - Step 2: Convert to fraction form
4,746,461.09/7,120,023.73 = 2,349,662.18/x - Step 3: Cross multiply
4,746,461.09x = 7,120,023.73 × 2,349,662.18 - Step 4: Simplify right side
4,746,461.09x = 16,729,650,437,609.26 - Step 5: Solve for x
x = 16,729,650,437,609.26/4,746,461.09 - Step 6: Final answer
x = 3,524,657.66
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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.