Finding the Fourth Proportional to 2,867,854.36, 3,957,689.36 and 1,561,144
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Solution
The fourth proportional to 2,867,854.36, 3,957,689.36 and 1,561,144 is: 2,154,406.12
Step by Step Solution
- Step 1: Write the proportion equation
2,867,854.36 : 3,957,689.36 = 1,561,144 : x - Step 2: Convert to fraction form
2,867,854.36/3,957,689.36 = 1,561,144/x - Step 3: Cross multiply
2,867,854.36x = 3,957,689.36 × 1,561,144 - Step 4: Simplify right side
2,867,854.36x = 6,178,522,998,227.84 - Step 5: Solve for x
x = 6,178,522,998,227.84/2,867,854.36 - Step 6: Final answer
x = 2,154,406.12
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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.