Finding the Fourth Proportional to 4,734,745.04, 7,091,840.32 and 2,907,564.96
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Solution
The fourth proportional to 4,734,745.04, 7,091,840.32 and 2,907,564.96 is: 4,355,036.28
Step by Step Solution
- Step 1: Write the proportion equation
4,734,745.04 : 7,091,840.32 = 2,907,564.96 : x - Step 2: Convert to fraction form
4,734,745.04/7,091,840.32 = 2,907,564.96/x - Step 3: Cross multiply
4,734,745.04x = 7,091,840.32 × 2,907,564.96 - Step 4: Simplify right side
4,734,745.04x = 20,619,986,416,347.19 - Step 5: Solve for x
x = 20,619,986,416,347.19/4,734,745.04 - Step 6: Final answer
x = 4,355,036.28
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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.