Finding the Fourth Proportional to 5,149,594.08, 7,729,475.90 and 3,865,737.60
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Solution
The fourth proportional to 5,149,594.08, 7,729,475.90 and 3,865,737.60 is: 5,802,423.48
Step by Step Solution
- Step 1: Write the proportion equation
5,149,594.08 : 7,729,475.90 = 3,865,737.60 : x - Step 2: Convert to fraction form
5,149,594.08/7,729,475.90 = 3,865,737.60/x - Step 3: Cross multiply
5,149,594.08x = 7,729,475.90 × 3,865,737.60 - Step 4: Simplify right side
5,149,594.08x = 29,880,125,595,595.15 - Step 5: Solve for x
x = 29,880,125,595,595.15/5,149,594.08 - Step 6: Final answer
x = 5,802,423.48
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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.