Finding the Fourth Proportional to 4,430,546.67, 6,115,291.92 and 2,885,657.97
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Solution
The fourth proportional to 4,430,546.67, 6,115,291.92 and 2,885,657.97 is: 3,982,948.87
Step by Step Solution
- Step 1: Write the proportion equation
4,430,546.67 : 6,115,291.92 = 2,885,657.97 : x - Step 2: Convert to fraction form
4,430,546.67/6,115,291.92 = 2,885,657.97/x - Step 3: Cross multiply
4,430,546.67x = 6,115,291.92 × 2,885,657.97 - Step 4: Simplify right side
4,430,546.67x = 17,646,640,867,824.60 - Step 5: Solve for x
x = 17,646,640,867,824.60/4,430,546.67 - Step 6: Final answer
x = 3,982,948.87
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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.