Finding the Fourth Proportional to 2,215,544.81, 3,323,877.73 and 618,106.75
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Solution
The fourth proportional to 2,215,544.81, 3,323,877.73 and 618,106.75 is: 927,316.50
Step by Step Solution
- Step 1: Write the proportion equation
2,215,544.81 : 3,323,877.73 = 618,106.75 : x - Step 2: Convert to fraction form
2,215,544.81/3,323,877.73 = 618,106.75/x - Step 3: Cross multiply
2,215,544.81x = 3,323,877.73 × 618,106.75 - Step 4: Simplify right side
2,215,544.81x = 2,054,511,251,232.72 - Step 5: Solve for x
x = 2,054,511,251,232.72/2,215,544.81 - Step 6: Final answer
x = 927,316.50
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1.5x scale
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.