Finding the Fourth Proportional to 1,446,961.05, 2,170,752.62 and 487,512
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Solution
The fourth proportional to 1,446,961.05, 2,170,752.62 and 487,512 is: 731,372.80
Step by Step Solution
- Step 1: Write the proportion equation
1,446,961.05 : 2,170,752.62 = 487,512 : x - Step 2: Convert to fraction form
1,446,961.05/2,170,752.62 = 487,512/x - Step 3: Cross multiply
1,446,961.05x = 2,170,752.62 × 487,512 - Step 4: Simplify right side
1,446,961.05x = 1,058,267,948,843.88 - Step 5: Solve for x
x = 1,058,267,948,843.88/1,446,961.05 - Step 6: Final answer
x = 731,372.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.