Finding the Fourth Proportional to 2,458,412.70, 3,687,619.05 and 1,395,530.70
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Solution
The fourth proportional to 2,458,412.70, 3,687,619.05 and 1,395,530.70 is: 2,093,296.05
Step by Step Solution
- Step 1: Write the proportion equation
2,458,412.70 : 3,687,619.05 = 1,395,530.70 : x - Step 2: Convert to fraction form
2,458,412.70/3,687,619.05 = 1,395,530.70/x - Step 3: Cross multiply
2,458,412.70x = 3,687,619.05 × 1,395,530.70 - Step 4: Simplify right side
2,458,412.70x = 5,146,185,594,179.84 - Step 5: Solve for x
x = 5,146,185,594,179.84/2,458,412.70 - Step 6: Final answer
x = 2,093,296.05
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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.