Finding the Fourth Proportional to 4,982,532.77, 6,875,895.26 and 2,690,693.46
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Solution
The fourth proportional to 4,982,532.77, 6,875,895.26 and 2,690,693.46 is: 3,713,156.99
Step by Step Solution
- Step 1: Write the proportion equation
4,982,532.77 : 6,875,895.26 = 2,690,693.46 : x - Step 2: Convert to fraction form
4,982,532.77/6,875,895.26 = 2,690,693.46/x - Step 3: Cross multiply
4,982,532.77x = 6,875,895.26 × 2,690,693.46 - Step 4: Simplify right side
4,982,532.77x = 18,500,926,414,453.73 - Step 5: Solve for x
x = 18,500,926,414,453.73/4,982,532.77 - Step 6: Final answer
x = 3,713,156.99
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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.