Finding the Fourth Proportional to 3,364,924.68, 4,643,420.28 and 1,836,736.56
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Solution
The fourth proportional to 3,364,924.68, 4,643,420.28 and 1,836,736.56 is: 2,534,600.50
Step by Step Solution
- Step 1: Write the proportion equation
3,364,924.68 : 4,643,420.28 = 1,836,736.56 : x - Step 2: Convert to fraction form
3,364,924.68/4,643,420.28 = 1,836,736.56/x - Step 3: Cross multiply
3,364,924.68x = 4,643,420.28 × 1,836,736.56 - Step 4: Simplify right side
3,364,924.68x = 8,528,739,791,721.44 - Step 5: Solve for x
x = 8,528,739,791,721.44/3,364,924.68 - Step 6: Final answer
x = 2,534,600.50
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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.