Finding the Fourth Proportional to 4,089,430.91, 5,643,184.36 and 2,253,883.63
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Solution
The fourth proportional to 4,089,430.91, 5,643,184.36 and 2,253,883.63 is: 3,110,232.48
Step by Step Solution
- Step 1: Write the proportion equation
4,089,430.91 : 5,643,184.36 = 2,253,883.63 : x - Step 2: Convert to fraction form
4,089,430.91/5,643,184.36 = 2,253,883.63/x - Step 3: Cross multiply
4,089,430.91x = 5,643,184.36 × 2,253,883.63 - Step 4: Simplify right side
4,089,430.91x = 12,719,080,850,076.03 - Step 5: Solve for x
x = 12,719,080,850,076.03/4,089,430.91 - Step 6: Final answer
x = 3,110,232.48
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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.