Finding the Fourth Proportional to 3,586,658.76, 4,949,490.49 and 1,955,097.99
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Solution
The fourth proportional to 3,586,658.76, 4,949,490.49 and 1,955,097.99 is: 2,697,981.48
Step by Step Solution
- Step 1: Write the proportion equation
3,586,658.76 : 4,949,490.49 = 1,955,097.99 : x - Step 2: Convert to fraction form
3,586,658.76/4,949,490.49 = 1,955,097.99/x - Step 3: Cross multiply
3,586,658.76x = 4,949,490.49 × 1,955,097.99 - Step 4: Simplify right side
3,586,658.76x = 9,676,738,903,635.37 - Step 5: Solve for x
x = 9,676,738,903,635.37/3,586,658.76 - Step 6: Final answer
x = 2,697,981.48
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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.