Finding the Fourth Proportional to 5,439,050.53, 8,157,689.08 and 1,599,975.11
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Solution
The fourth proportional to 5,439,050.53, 8,157,689.08 and 1,599,975.11 is: 2,399,701.83
Step by Step Solution
- Step 1: Write the proportion equation
5,439,050.53 : 8,157,689.08 = 1,599,975.11 : x - Step 2: Convert to fraction form
5,439,050.53/8,157,689.08 = 1,599,975.11/x - Step 3: Cross multiply
5,439,050.53x = 8,157,689.08 × 1,599,975.11 - Step 4: Simplify right side
5,439,050.53x = 13,052,099,499,513.08 - Step 5: Solve for x
x = 13,052,099,499,513.08/5,439,050.53 - Step 6: Final answer
x = 2,399,701.83
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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.