Finding the Fourth Proportional to 4,283,337.06, 6,422,938.74 and 2,486,672.82
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Solution
The fourth proportional to 4,283,337.06, 6,422,938.74 and 2,486,672.82 is: 3,728,809.33
Step by Step Solution
- Step 1: Write the proportion equation
4,283,337.06 : 6,422,938.74 = 2,486,672.82 : x - Step 2: Convert to fraction form
4,283,337.06/6,422,938.74 = 2,486,672.82/x - Step 3: Cross multiply
4,283,337.06x = 6,422,938.74 × 2,486,672.82 - Step 4: Simplify right side
4,283,337.06x = 15,971,747,189,283.05 - Step 5: Solve for x
x = 15,971,747,189,283.05/4,283,337.06 - Step 6: Final answer
x = 3,728,809.33
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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.