Finding the Fourth Proportional to 4,089,422.40, 6,134,133.60 and 3,292,260.90
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Solution
The fourth proportional to 4,089,422.40, 6,134,133.60 and 3,292,260.90 is: 4,938,391.35
Step by Step Solution
- Step 1: Write the proportion equation
4,089,422.40 : 6,134,133.60 = 3,292,260.90 : x - Step 2: Convert to fraction form
4,089,422.40/6,134,133.60 = 3,292,260.90/x - Step 3: Cross multiply
4,089,422.40x = 6,134,133.60 × 3,292,260.90 - Step 4: Simplify right side
4,089,422.40x = 20,195,168,206,656.24 - Step 5: Solve for x
x = 20,195,168,206,656.24/4,089,422.40 - Step 6: Final answer
x = 4,938,391.35
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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.