Finding the Fourth Proportional to 1,135,531.44, 1,704,478.14 and 836,349.84
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Solution
The fourth proportional to 1,135,531.44, 1,704,478.14 and 836,349.84 is: 1,255,394.58
Step by Step Solution
- Step 1: Write the proportion equation
1,135,531.44 : 1,704,478.14 = 836,349.84 : x - Step 2: Convert to fraction form
1,135,531.44/1,704,478.14 = 836,349.84/x - Step 3: Cross multiply
1,135,531.44x = 1,704,478.14 × 836,349.84 - Step 4: Simplify right side
1,135,531.44x = 1,425,540,019,672.50 - Step 5: Solve for x
x = 1,425,540,019,672.50/1,135,531.44 - Step 6: Final answer
x = 1,255,394.58
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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.