Finding the Fourth Proportional to 1,607,352.70, 2,413,793.85 and 1,137,336.70
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Solution
The fourth proportional to 1,607,352.70, 2,413,793.85 and 1,137,336.70 is: 1,707,961.38
Step by Step Solution
- Step 1: Write the proportion equation
1,607,352.70 : 2,413,793.85 = 1,137,336.70 : x - Step 2: Convert to fraction form
1,607,352.70/2,413,793.85 = 1,137,336.70/x - Step 3: Cross multiply
1,607,352.70x = 2,413,793.85 × 1,137,336.70 - Step 4: Simplify right side
1,607,352.70x = 2,745,296,331,839.30 - Step 5: Solve for x
x = 2,745,296,331,839.30/1,607,352.70 - Step 6: Final answer
x = 1,707,961.38
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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.