Finding the Fourth Proportional to 5,745,902.90, 8,614,480.35 and 2,908,051.70
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Solution
The fourth proportional to 5,745,902.90, 8,614,480.35 and 2,908,051.70 is: 4,359,863.83
Step by Step Solution
- Step 1: Write the proportion equation
5,745,902.90 : 8,614,480.35 = 2,908,051.70 : x - Step 2: Convert to fraction form
5,745,902.90/8,614,480.35 = 2,908,051.70/x - Step 3: Cross multiply
5,745,902.90x = 8,614,480.35 × 2,908,051.70 - Step 4: Simplify right side
5,745,902.90x = 25,051,354,226,434.09 - Step 5: Solve for x
x = 25,051,354,226,434.09/5,745,902.90 - Step 6: Final answer
x = 4,359,863.83
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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.