Finding the Fourth Proportional to 3,408,580.16, 4,703,837.10 and 1,880,687.12
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Solution
The fourth proportional to 3,408,580.16, 4,703,837.10 and 1,880,687.12 is: 2,595,346.28
Step by Step Solution
- Step 1: Write the proportion equation
3,408,580.16 : 4,703,837.10 = 1,880,687.12 : x - Step 2: Convert to fraction form
3,408,580.16/4,703,837.10 = 1,880,687.12/x - Step 3: Cross multiply
3,408,580.16x = 4,703,837.10 × 1,880,687.12 - Step 4: Simplify right side
3,408,580.16x = 8,846,445,848,548.15 - Step 5: Solve for x
x = 8,846,445,848,548.15/3,408,580.16 - Step 6: Final answer
x = 2,595,346.28
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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.