Finding the Fourth Proportional to 2,438,381.71, 3,364,967.05 and 1,350,723.74
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Solution
The fourth proportional to 2,438,381.71, 3,364,967.05 and 1,350,723.74 is: 1,863,998.92
Step by Step Solution
- Step 1: Write the proportion equation
2,438,381.71 : 3,364,967.05 = 1,350,723.74 : x - Step 2: Convert to fraction form
2,438,381.71/3,364,967.05 = 1,350,723.74/x - Step 3: Cross multiply
2,438,381.71x = 3,364,967.05 × 1,350,723.74 - Step 4: Simplify right side
2,438,381.71x = 4,545,140,866,148.94 - Step 5: Solve for x
x = 4,545,140,866,148.94/2,438,381.71 - Step 6: Final answer
x = 1,863,998.92
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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.