Finding the Fourth Proportional to 4,138,558.18, 6,206,027.19 and 2,087,956.78
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Solution
The fourth proportional to 4,138,558.18, 6,206,027.19 and 2,087,956.78 is: 3,131,021.96
Step by Step Solution
- Step 1: Write the proportion equation
4,138,558.18 : 6,206,027.19 = 2,087,956.78 : x - Step 2: Convert to fraction form
4,138,558.18/6,206,027.19 = 2,087,956.78/x - Step 3: Cross multiply
4,138,558.18x = 6,206,027.19 × 2,087,956.78 - Step 4: Simplify right side
4,138,558.18x = 12,957,916,548,224.85 - Step 5: Solve for x
x = 12,957,916,548,224.85/4,138,558.18 - Step 6: Final answer
x = 3,131,021.96
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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.