Finding the Fourth Proportional to 1,627,500.11, 2,246,531.40 and 1,110,884.24
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Solution
The fourth proportional to 1,627,500.11, 2,246,531.40 and 1,110,884.24 is: 1,533,416.99
Step by Step Solution
- Step 1: Write the proportion equation
1,627,500.11 : 2,246,531.40 = 1,110,884.24 : x - Step 2: Convert to fraction form
1,627,500.11/2,246,531.40 = 1,110,884.24/x - Step 3: Cross multiply
1,627,500.11x = 2,246,531.40 × 1,110,884.24 - Step 4: Simplify right side
1,627,500.11x = 2,495,636,315,692.48 - Step 5: Solve for x
x = 2,495,636,315,692.48/1,627,500.11 - Step 6: Final answer
x = 1,533,416.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.