Finding the Fourth Proportional to 3,385,120.02, 4,670,239.68 and 2,224,191.54
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Solution
The fourth proportional to 3,385,120.02, 4,670,239.68 and 2,224,191.54 is: 3,068,578.82
Step by Step Solution
- Step 1: Write the proportion equation
3,385,120.02 : 4,670,239.68 = 2,224,191.54 : x - Step 2: Convert to fraction form
3,385,120.02/4,670,239.68 = 2,224,191.54/x - Step 3: Cross multiply
3,385,120.02x = 4,670,239.68 × 2,224,191.54 - Step 4: Simplify right side
3,385,120.02x = 10,387,507,586,028.31 - Step 5: Solve for x
x = 10,387,507,586,028.31/3,385,120.02 - Step 6: Final answer
x = 3,068,578.82
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1.5x scale
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.