Finding the Fourth Proportional to 2,815,750.18, 4,224,412.68 and 923,820.22
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Solution
The fourth proportional to 2,815,750.18, 4,224,412.68 and 923,820.22 is: 1,385,988.67
Step by Step Solution
- Step 1: Write the proportion equation
2,815,750.18 : 4,224,412.68 = 923,820.22 : x - Step 2: Convert to fraction form
2,815,750.18/4,224,412.68 = 923,820.22/x - Step 3: Cross multiply
2,815,750.18x = 4,224,412.68 × 923,820.22 - Step 4: Simplify right side
2,815,750.18x = 3,902,597,851,408.39 - Step 5: Solve for x
x = 3,902,597,851,408.39/2,815,750.18 - Step 6: Final answer
x = 1,385,988.67
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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.