Finding the Fourth Proportional to 4,283,337.36, 6,422,939.34 and 2,486,673.12
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Solution
The fourth proportional to 4,283,337.36, 6,422,939.34 and 2,486,673.12 is: 3,728,809.87
Step by Step Solution
- Step 1: Write the proportion equation
4,283,337.36 : 6,422,939.34 = 2,486,673.12 : x - Step 2: Convert to fraction form
4,283,337.36/6,422,939.34 = 2,486,673.12/x - Step 3: Cross multiply
4,283,337.36x = 6,422,939.34 × 2,486,673.12 - Step 4: Simplify right side
4,283,337.36x = 15,971,750,608,168.54 - Step 5: Solve for x
x = 15,971,750,608,168.54/4,283,337.36 - Step 6: Final answer
x = 3,728,809.87
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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.