Finding the Fourth Proportional to 5,889,115.79, 8,126,930.90 and 3,310,808.03
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Solution
The fourth proportional to 5,889,115.79, 8,126,930.90 and 3,310,808.03 is: 4,568,887.59
Step by Step Solution
- Step 1: Write the proportion equation
5,889,115.79 : 8,126,930.90 = 3,310,808.03 : x - Step 2: Convert to fraction form
5,889,115.79/8,126,930.90 = 3,310,808.03/x - Step 3: Cross multiply
5,889,115.79x = 8,126,930.90 × 3,310,808.03 - Step 4: Simplify right side
5,889,115.79x = 26,906,708,058,519.29 - Step 5: Solve for x
x = 26,906,708,058,519.29/5,889,115.79 - Step 6: Final answer
x = 4,568,887.59
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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.