Finding the Fourth Proportional to 3,670,969.97, 5,066,748.84 and 2,039,938.18
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Solution
The fourth proportional to 3,670,969.97, 5,066,748.84 and 2,039,938.18 is: 2,815,564.95
Step by Step Solution
- Step 1: Write the proportion equation
3,670,969.97 : 5,066,748.84 = 2,039,938.18 : x - Step 2: Convert to fraction form
3,670,969.97/5,066,748.84 = 2,039,938.18/x - Step 3: Cross multiply
3,670,969.97x = 5,066,748.84 × 2,039,938.18 - Step 4: Simplify right side
3,670,969.97x = 10,335,854,402,169.61 - Step 5: Solve for x
x = 10,335,854,402,169.61/3,670,969.97 - Step 6: Final answer
x = 2,815,564.95
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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.