Finding the Fourth Proportional to 3,840,684.68, 5,762,576.15 and 1,709,311.02
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Solution
The fourth proportional to 3,840,684.68, 5,762,576.15 and 1,709,311.02 is: 2,564,655.98
Step by Step Solution
- Step 1: Write the proportion equation
3,840,684.68 : 5,762,576.15 = 1,709,311.02 : x - Step 2: Convert to fraction form
3,840,684.68/5,762,576.15 = 1,709,311.02/x - Step 3: Cross multiply
3,840,684.68x = 5,762,576.15 × 1,709,311.02 - Step 4: Simplify right side
3,840,684.68x = 9,850,034,916,784.17 - Step 5: Solve for x
x = 9,850,034,916,784.17/3,840,684.68 - Step 6: Final answer
x = 2,564,655.98
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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.