Finding the Fourth Proportional to 3,313,204.80, 4,969,807.20 and 1,183,358.40
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Solution
The fourth proportional to 3,313,204.80, 4,969,807.20 and 1,183,358.40 is: 1,775,037.60
Step by Step Solution
- Step 1: Write the proportion equation
3,313,204.80 : 4,969,807.20 = 1,183,358.40 : x - Step 2: Convert to fraction form
3,313,204.80/4,969,807.20 = 1,183,358.40/x - Step 3: Cross multiply
3,313,204.80x = 4,969,807.20 × 1,183,358.40 - Step 4: Simplify right side
3,313,204.80x = 5,881,063,096,500.48 - Step 5: Solve for x
x = 5,881,063,096,500.48/3,313,204.80 - Step 6: Final answer
x = 1,775,037.60
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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.