Finding the Fourth Proportional to 3,313,354.99, 4,969,478.91 and 917,441.81
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Solution
The fourth proportional to 3,313,354.99, 4,969,478.91 and 917,441.81 is: 1,376,009.44
Step by Step Solution
- Step 1: Write the proportion equation
3,313,354.99 : 4,969,478.91 = 917,441.81 : x - Step 2: Convert to fraction form
3,313,354.99/4,969,478.91 = 917,441.81/x - Step 3: Cross multiply
3,313,354.99x = 4,969,478.91 × 917,441.81 - Step 4: Simplify right side
3,313,354.99x = 4,559,207,725,947.23 - Step 5: Solve for x
x = 4,559,207,725,947.23/3,313,354.99 - Step 6: Final answer
x = 1,376,009.44
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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.