Finding the Fourth Proportional to 2,574,408.80, 3,860,446.80 and 976,440.80
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Solution
The fourth proportional to 2,574,408.80, 3,860,446.80 and 976,440.80 is: 1,464,218.80
Step by Step Solution
- Step 1: Write the proportion equation
2,574,408.80 : 3,860,446.80 = 976,440.80 : x - Step 2: Convert to fraction form
2,574,408.80/3,860,446.80 = 976,440.80/x - Step 3: Cross multiply
2,574,408.80x = 3,860,446.80 × 976,440.80 - Step 4: Simplify right side
2,574,408.80x = 3,769,497,761,749.44 - Step 5: Solve for x
x = 3,769,497,761,749.44/2,574,408.80 - Step 6: Final answer
x = 1,464,218.80
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1.5x scale
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.