Finding the Fourth Proportional to 5,903,388.87, 8,143,893.22 and 3,454,497.67
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Solution
The fourth proportional to 5,903,388.87, 8,143,893.22 and 3,454,497.67 is: 4,765,578.00
Step by Step Solution
- Step 1: Write the proportion equation
5,903,388.87 : 8,143,893.22 = 3,454,497.67 : x - Step 2: Convert to fraction form
5,903,388.87/8,143,893.22 = 3,454,497.67/x - Step 3: Cross multiply
5,903,388.87x = 8,143,893.22 × 3,454,497.67 - Step 4: Simplify right side
5,903,388.87x = 28,133,060,153,218.80 - Step 5: Solve for x
x = 28,133,060,153,218.80/5,903,388.87 - Step 6: Final answer
x = 4,765,578.00
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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.