Finding the Fourth Proportional to 2,888,391.69, 3,986,105.04 and 1,599,232.05
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Solution
The fourth proportional to 2,888,391.69, 3,986,105.04 and 1,599,232.05 is: 2,207,009.17
Step by Step Solution
- Step 1: Write the proportion equation
2,888,391.69 : 3,986,105.04 = 1,599,232.05 : x - Step 2: Convert to fraction form
2,888,391.69/3,986,105.04 = 1,599,232.05/x - Step 3: Cross multiply
2,888,391.69x = 3,986,105.04 × 1,599,232.05 - Step 4: Simplify right side
2,888,391.69x = 6,374,706,934,634.53 - Step 5: Solve for x
x = 6,374,706,934,634.53/2,888,391.69 - Step 6: Final answer
x = 2,207,009.17
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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.