Finding the Fourth Proportional to 5,228,238.38, 7,842,363.74 and 1,634,024.17
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Solution
The fourth proportional to 5,228,238.38, 7,842,363.74 and 1,634,024.17 is: 2,451,038.17
Step by Step Solution
- Step 1: Write the proportion equation
5,228,238.38 : 7,842,363.74 = 1,634,024.17 : x - Step 2: Convert to fraction form
5,228,238.38/7,842,363.74 = 1,634,024.17/x - Step 3: Cross multiply
5,228,238.38x = 7,842,363.74 × 1,634,024.17 - Step 4: Simplify right side
5,228,238.38x = 12,814,611,853,709.66 - Step 5: Solve for x
x = 12,814,611,853,709.66/5,228,238.38 - Step 6: Final answer
x = 2,451,038.17
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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.