Finding the Fourth Proportional to 4,389,459.14, 6,057,688.94 and 2,455,604.39
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Solution
The fourth proportional to 4,389,459.14, 6,057,688.94 and 2,455,604.39 is: 3,388,865.70
Step by Step Solution
- Step 1: Write the proportion equation
4,389,459.14 : 6,057,688.94 = 2,455,604.39 : x - Step 2: Convert to fraction form
4,389,459.14/6,057,688.94 = 2,455,604.39/x - Step 3: Cross multiply
4,389,459.14x = 6,057,688.94 × 2,455,604.39 - Step 4: Simplify right side
4,389,459.14x = 14,875,287,511,751.98 - Step 5: Solve for x
x = 14,875,287,511,751.98/4,389,459.14 - Step 6: Final answer
x = 3,388,865.70
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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.