Finding the Fourth Proportional to 3,133,815.17, 4,701,399.50 and 974,799.14
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Solution
The fourth proportional to 3,133,815.17, 4,701,399.50 and 974,799.14 is: 1,462,409.21
Step by Step Solution
- Step 1: Write the proportion equation
3,133,815.17 : 4,701,399.50 = 974,799.14 : x - Step 2: Convert to fraction form
3,133,815.17/4,701,399.50 = 974,799.14/x - Step 3: Cross multiply
3,133,815.17x = 4,701,399.50 × 974,799.14 - Step 4: Simplify right side
3,133,815.17x = 4,582,920,161,015.44 - Step 5: Solve for x
x = 4,582,920,161,015.44/3,133,815.17 - Step 6: Final answer
x = 1,462,409.21
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.