Finding the Fourth Proportional to 3,058,331.76, 4,216,275.97 and 2,440,236.02
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Solution
The fourth proportional to 3,058,331.76, 4,216,275.97 and 2,440,236.02 is: 3,364,157.09
Step by Step Solution
- Step 1: Write the proportion equation
3,058,331.76 : 4,216,275.97 = 2,440,236.02 : x - Step 2: Convert to fraction form
3,058,331.76/4,216,275.97 = 2,440,236.02/x - Step 3: Cross multiply
3,058,331.76x = 4,216,275.97 × 2,440,236.02 - Step 4: Simplify right side
3,058,331.76x = 10,288,708,465,072.47 - Step 5: Solve for x
x = 10,288,708,465,072.47/3,058,331.76 - Step 6: Final answer
x = 3,364,157.09
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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.