Finding the Fourth Proportional to 5,525,656.20, 8,289,605.34 and 1,738,258.20
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Solution
The fourth proportional to 5,525,656.20, 8,289,605.34 and 1,738,258.20 is: 2,607,739.96
Step by Step Solution
- Step 1: Write the proportion equation
5,525,656.20 : 8,289,605.34 = 1,738,258.20 : x - Step 2: Convert to fraction form
5,525,656.20/8,289,605.34 = 1,738,258.20/x - Step 3: Cross multiply
5,525,656.20x = 8,289,605.34 × 1,738,258.20 - Step 4: Simplify right side
5,525,656.20x = 14,409,474,457,018.79 - Step 5: Solve for x
x = 14,409,474,457,018.79/5,525,656.20 - Step 6: Final answer
x = 2,607,739.96
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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.