Finding the Fourth Proportional to 2,178,725.28, 3,268,175.84 and 758,924.96
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Solution
The fourth proportional to 2,178,725.28, 3,268,175.84 and 758,924.96 is: 1,138,418.07
Step by Step Solution
- Step 1: Write the proportion equation
2,178,725.28 : 3,268,175.84 = 758,924.96 : x - Step 2: Convert to fraction form
2,178,725.28/3,268,175.84 = 758,924.96/x - Step 3: Cross multiply
2,178,725.28x = 3,268,175.84 × 758,924.96 - Step 4: Simplify right side
2,178,725.28x = 2,480,300,218,644.97 - Step 5: Solve for x
x = 2,480,300,218,644.97/2,178,725.28 - Step 6: Final answer
x = 1,138,418.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.