Finding the Fourth Proportional to 1,973,538.56, 2,723,553.84 and 1,114,251.68
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Solution
The fourth proportional to 1,973,538.56, 2,723,553.84 and 1,114,251.68 is: 1,537,707.19
Step by Step Solution
- Step 1: Write the proportion equation
1,973,538.56 : 2,723,553.84 = 1,114,251.68 : x - Step 2: Convert to fraction form
1,973,538.56/2,723,553.84 = 1,114,251.68/x - Step 3: Cross multiply
1,973,538.56x = 2,723,553.84 × 1,114,251.68 - Step 4: Simplify right side
1,973,538.56x = 3,034,724,441,790.45 - Step 5: Solve for x
x = 3,034,724,441,790.45/1,973,538.56 - Step 6: Final answer
x = 1,537,707.19
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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.