Finding the Fourth Proportional to 3,835,493.76, 5,749,195.77 and 1,276,023.18
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Solution
The fourth proportional to 3,835,493.76, 5,749,195.77 and 1,276,023.18 is: 1,912,689.09
Step by Step Solution
- Step 1: Write the proportion equation
3,835,493.76 : 5,749,195.77 = 1,276,023.18 : x - Step 2: Convert to fraction form
3,835,493.76/5,749,195.77 = 1,276,023.18/x - Step 3: Cross multiply
3,835,493.76x = 5,749,195.77 × 1,276,023.18 - Step 4: Simplify right side
3,835,493.76x = 7,336,107,068,877.95 - Step 5: Solve for x
x = 7,336,107,068,877.95/3,835,493.76 - Step 6: Final answer
x = 1,912,689.09
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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.