Finding the Fourth Proportional to 2,331,841.14, 3,497,484.69 and 815,408.15
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Solution
The fourth proportional to 2,331,841.14, 3,497,484.69 and 815,408.15 is: 1,223,015.35
Step by Step Solution
- Step 1: Write the proportion equation
2,331,841.14 : 3,497,484.69 = 815,408.15 : x - Step 2: Convert to fraction form
2,331,841.14/3,497,484.69 = 815,408.15/x - Step 3: Cross multiply
2,331,841.14x = 3,497,484.69 × 815,408.15 - Step 4: Simplify right side
2,331,841.14x = 2,851,877,503,238.80 - Step 5: Solve for x
x = 2,851,877,503,238.80/2,331,841.14 - Step 6: Final answer
x = 1,223,015.35
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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.