Finding the Fourth Proportional to 2,948,973.90, 4,414,975.29 and 2,641,258.14
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Solution
The fourth proportional to 2,948,973.90, 4,414,975.29 and 2,641,258.14 is: 3,954,287.09
Step by Step Solution
- Step 1: Write the proportion equation
2,948,973.90 : 4,414,975.29 = 2,641,258.14 : x - Step 2: Convert to fraction form
2,948,973.90/4,414,975.29 = 2,641,258.14/x - Step 3: Cross multiply
2,948,973.90x = 4,414,975.29 × 2,641,258.14 - Step 4: Simplify right side
2,948,973.90x = 11,661,089,422,611.36 - Step 5: Solve for x
x = 11,661,089,422,611.36/2,948,973.90 - Step 6: Final answer
x = 3,954,287.09
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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.