Finding the Fourth Proportional to 1,645,676.62, 2,467,627.36 and 746,627.82
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Solution
The fourth proportional to 1,645,676.62, 2,467,627.36 and 746,627.82 is: 1,119,539.05
Step by Step Solution
- Step 1: Write the proportion equation
1,645,676.62 : 2,467,627.36 = 746,627.82 : x - Step 2: Convert to fraction form
1,645,676.62/2,467,627.36 = 746,627.82/x - Step 3: Cross multiply
1,645,676.62x = 2,467,627.36 × 746,627.82 - Step 4: Simplify right side
1,645,676.62x = 1,842,399,236,369.16 - Step 5: Solve for x
x = 1,842,399,236,369.16/1,645,676.62 - Step 6: Final answer
x = 1,119,539.05
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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.