Finding the Fourth Proportional to 5,393,065.11, 8,089,628.18 and 1,798,822.18
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Solution
The fourth proportional to 5,393,065.11, 8,089,628.18 and 1,798,822.18 is: 2,698,243.45
Step by Step Solution
- Step 1: Write the proportion equation
5,393,065.11 : 8,089,628.18 = 1,798,822.18 : x - Step 2: Convert to fraction form
5,393,065.11/8,089,628.18 = 1,798,822.18/x - Step 3: Cross multiply
5,393,065.11x = 8,089,628.18 × 1,798,822.18 - Step 4: Simplify right side
5,393,065.11x = 14,551,802,598,137.03 - Step 5: Solve for x
x = 14,551,802,598,137.03/5,393,065.11 - Step 6: Final answer
x = 2,698,243.45
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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.