Finding the Fourth Proportional to 4,108,088.21, 5,667,251.67 and 2,658,251.79
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Solution
The fourth proportional to 4,108,088.21, 5,667,251.67 and 2,658,251.79 is: 3,667,151.52
Step by Step Solution
- Step 1: Write the proportion equation
4,108,088.21 : 5,667,251.67 = 2,658,251.79 : x - Step 2: Convert to fraction form
4,108,088.21/5,667,251.67 = 2,658,251.79/x - Step 3: Cross multiply
4,108,088.21x = 5,667,251.67 × 2,658,251.79 - Step 4: Simplify right side
4,108,088.21x = 15,064,981,896,157.99 - Step 5: Solve for x
x = 15,064,981,896,157.99/4,108,088.21 - Step 6: Final answer
x = 3,667,151.52
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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.