Finding the Fourth Proportional to 2,089,905.55, 3,135,169.97 and 741,955.28
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Solution
The fourth proportional to 2,089,905.55, 3,135,169.97 and 741,955.28 is: 1,113,043.55
Step by Step Solution
- Step 1: Write the proportion equation
2,089,905.55 : 3,135,169.97 = 741,955.28 : x - Step 2: Convert to fraction form
2,089,905.55/3,135,169.97 = 741,955.28/x - Step 3: Cross multiply
2,089,905.55x = 3,135,169.97 × 741,955.28 - Step 4: Simplify right side
2,089,905.55x = 2,326,155,896,335.65 - Step 5: Solve for x
x = 2,326,155,896,335.65/2,089,905.55 - Step 6: Final answer
x = 1,113,043.55
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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.