Finding the Fourth Proportional to 2,438,769.32, 3,365,708.33 and 1,351,381.98
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Solution
The fourth proportional to 2,438,769.32, 3,365,708.33 and 1,351,381.98 is: 1,865,021.65
Step by Step Solution
- Step 1: Write the proportion equation
2,438,769.32 : 3,365,708.33 = 1,351,381.98 : x - Step 2: Convert to fraction form
2,438,769.32/3,365,708.33 = 1,351,381.98/x - Step 3: Cross multiply
2,438,769.32x = 3,365,708.33 × 1,351,381.98 - Step 4: Simplify right side
2,438,769.32x = 4,548,357,583,188.60 - Step 5: Solve for x
x = 4,548,357,583,188.60/2,438,769.32 - Step 6: Final answer
x = 1,865,021.65
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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.