Finding the Fourth Proportional to 3,587,728.08, 4,951,103.36 and 1,956,122.08
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Solution
The fourth proportional to 3,587,728.08, 4,951,103.36 and 1,956,122.08 is: 2,699,469.52
Step by Step Solution
- Step 1: Write the proportion equation
3,587,728.08 : 4,951,103.36 = 1,956,122.08 : x - Step 2: Convert to fraction form
3,587,728.08/4,951,103.36 = 1,956,122.08/x - Step 3: Cross multiply
3,587,728.08x = 4,951,103.36 × 1,956,122.08 - Step 4: Simplify right side
3,587,728.08x = 9,684,962,602,858.19 - Step 5: Solve for x
x = 9,684,962,602,858.19/3,587,728.08 - Step 6: Final answer
x = 2,699,469.52
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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.