Finding the Fourth Proportional to 3,365,699.95, 4,676,022.24 and 3,325,343.65
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Solution
The fourth proportional to 3,365,699.95, 4,676,022.24 and 3,325,343.65 is: 4,619,954.57
Step by Step Solution
- Step 1: Write the proportion equation
3,365,699.95 : 4,676,022.24 = 3,325,343.65 : x - Step 2: Convert to fraction form
3,365,699.95/4,676,022.24 = 3,325,343.65/x - Step 3: Cross multiply
3,365,699.95x = 4,676,022.24 × 3,325,343.65 - Step 4: Simplify right side
3,365,699.95x = 15,549,380,880,092.38 - Step 5: Solve for x
x = 15,549,380,880,092.38/3,365,699.95 - Step 6: Final answer
x = 4,619,954.57
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.