Finding the Fourth Proportional to 2,247,123.08, 3,101,043.87 and 1,214,628.77
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Solution
The fourth proportional to 2,247,123.08, 3,101,043.87 and 1,214,628.77 is: 1,676,195.28
Step by Step Solution
- Step 1: Write the proportion equation
2,247,123.08 : 3,101,043.87 = 1,214,628.77 : x - Step 2: Convert to fraction form
2,247,123.08/3,101,043.87 = 1,214,628.77/x - Step 3: Cross multiply
2,247,123.08x = 3,101,043.87 × 1,214,628.77 - Step 4: Simplify right side
2,247,123.08x = 3,766,617,101,534.14 - Step 5: Solve for x
x = 3,766,617,101,534.14/2,247,123.08 - Step 6: Final answer
x = 1,676,195.28
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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.