Finding the Fourth Proportional to 4,139,255.99, 5,707,285.11 and 2,833,138.59
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Solution
The fourth proportional to 4,139,255.99, 5,707,285.11 and 2,833,138.59 is: 3,906,385.52
Step by Step Solution
- Step 1: Write the proportion equation
4,139,255.99 : 5,707,285.11 = 2,833,138.59 : x - Step 2: Convert to fraction form
4,139,255.99/5,707,285.11 = 2,833,138.59/x - Step 3: Cross multiply
4,139,255.99x = 5,707,285.11 × 2,833,138.59 - Step 4: Simplify right side
4,139,255.99x = 16,169,529,667,871.08 - Step 5: Solve for x
x = 16,169,529,667,871.08/4,139,255.99 - Step 6: Final answer
x = 3,906,385.52
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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.