Finding the Fourth Proportional to 1,103,204.57, 1,522,545.58 and 667,861.79
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Solution
The fourth proportional to 1,103,204.57, 1,522,545.58 and 667,861.79 is: 921,723.89
Step by Step Solution
- Step 1: Write the proportion equation
1,103,204.57 : 1,522,545.58 = 667,861.79 : x - Step 2: Convert to fraction form
1,103,204.57/1,522,545.58 = 667,861.79/x - Step 3: Cross multiply
1,103,204.57x = 1,522,545.58 × 667,861.79 - Step 4: Simplify right side
1,103,204.57x = 1,016,850,008,802.66 - Step 5: Solve for x
x = 1,016,850,008,802.66/1,103,204.57 - Step 6: Final answer
x = 921,723.89
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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.