Finding the Fourth Proportional to 4,975,810.72, 6,868,737.48 and 3,345,163.84
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Solution
The fourth proportional to 4,975,810.72, 6,868,737.48 and 3,345,163.84 is: 4,617,750.46
Step by Step Solution
- Step 1: Write the proportion equation
4,975,810.72 : 6,868,737.48 = 3,345,163.84 : x - Step 2: Convert to fraction form
4,975,810.72/6,868,737.48 = 3,345,163.84/x - Step 3: Cross multiply
4,975,810.72x = 6,868,737.48 × 3,345,163.84 - Step 4: Simplify right side
4,975,810.72x = 22,977,052,244,548.72 - Step 5: Solve for x
x = 22,977,052,244,548.72/4,975,810.72 - Step 6: Final answer
x = 4,617,750.46
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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.