Finding the Fourth Proportional to 4,128,014.95, 5,696,736.66 and 2,292,644.46
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Solution
The fourth proportional to 4,128,014.95, 5,696,736.66 and 2,292,644.46 is: 3,163,891.57
Step by Step Solution
- Step 1: Write the proportion equation
4,128,014.95 : 5,696,736.66 = 2,292,644.46 : x - Step 2: Convert to fraction form
4,128,014.95/5,696,736.66 = 2,292,644.46/x - Step 3: Cross multiply
4,128,014.95x = 5,696,736.66 × 2,292,644.46 - Step 4: Simplify right side
4,128,014.95x = 13,060,591,722,265.14 - Step 5: Solve for x
x = 13,060,591,722,265.14/4,128,014.95 - Step 6: Final answer
x = 3,163,891.57
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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.