Finding the Fourth Proportional to 1,882,261.46, 2,823,515.07 and 1,378,330.58
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Solution
The fourth proportional to 1,882,261.46, 2,823,515.07 and 1,378,330.58 is: 2,067,585.85
Step by Step Solution
- Step 1: Write the proportion equation
1,882,261.46 : 2,823,515.07 = 1,378,330.58 : x - Step 2: Convert to fraction form
1,882,261.46/2,823,515.07 = 1,378,330.58/x - Step 3: Cross multiply
1,882,261.46x = 2,823,515.07 × 1,378,330.58 - Step 4: Simplify right side
1,882,261.46x = 3,891,737,164,071.84 - Step 5: Solve for x
x = 3,891,737,164,071.84/1,882,261.46 - Step 6: Final answer
x = 2,067,585.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.