Finding the Fourth Proportional to 3,688,397.58, 5,532,793.20 and 1,163,856
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Solution
The fourth proportional to 3,688,397.58, 5,532,793.20 and 1,163,856 is: 1,745,846.11
Step by Step Solution
- Step 1: Write the proportion equation
3,688,397.58 : 5,532,793.20 = 1,163,856 : x - Step 2: Convert to fraction form
3,688,397.58/5,532,793.20 = 1,163,856/x - Step 3: Cross multiply
3,688,397.58x = 5,532,793.20 × 1,163,856 - Step 4: Simplify right side
3,688,397.58x = 6,439,374,562,579.20 - Step 5: Solve for x
x = 6,439,374,562,579.20/3,688,397.58 - Step 6: Final answer
x = 1,745,846.11
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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.