Finding the Fourth Proportional to 2,057,316, 2,839,125.39 and 1,186,133.46
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Solution
The fourth proportional to 2,057,316, 2,839,125.39 and 1,186,133.46 is: 1,636,881.07
Step by Step Solution
- Step 1: Write the proportion equation
2,057,316 : 2,839,125.39 = 1,186,133.46 : x - Step 2: Convert to fraction form
2,057,316/2,839,125.39 = 1,186,133.46/x - Step 3: Cross multiply
2,057,316x = 2,839,125.39 × 1,186,133.46 - Step 4: Simplify right side
2,057,316x = 3,367,581,622,214.55 - Step 5: Solve for x
x = 3,367,581,622,214.55/2,057,316 - Step 6: Final answer
x = 1,636,881.07
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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.