Finding the Fourth Proportional to 1,592,121.15, 2,197,166.58 and 867,008.61
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Solution
The fourth proportional to 1,592,121.15, 2,197,166.58 and 867,008.61 is: 1,196,493.33
Step by Step Solution
- Step 1: Write the proportion equation
1,592,121.15 : 2,197,166.58 = 867,008.61 : x - Step 2: Convert to fraction form
1,592,121.15/2,197,166.58 = 867,008.61/x - Step 3: Cross multiply
1,592,121.15x = 2,197,166.58 × 867,008.61 - Step 4: Simplify right side
1,592,121.15x = 1,904,962,342,464.25 - Step 5: Solve for x
x = 1,904,962,342,464.25/1,592,121.15 - Step 6: Final answer
x = 1,196,493.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.