Finding the Fourth Proportional to 2,657,381.33, 3,985,093.99 and 2,089,871.23
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Solution
The fourth proportional to 2,657,381.33, 3,985,093.99 and 2,089,871.23 is: 3,134,037.71
Step by Step Solution
- Step 1: Write the proportion equation
2,657,381.33 : 3,985,093.99 = 2,089,871.23 : x - Step 2: Convert to fraction form
2,657,381.33/3,985,093.99 = 2,089,871.23/x - Step 3: Cross multiply
2,657,381.33x = 3,985,093.99 × 2,089,871.23 - Step 4: Simplify right side
2,657,381.33x = 8,328,333,278,668.56 - Step 5: Solve for x
x = 8,328,333,278,668.56/2,657,381.33 - Step 6: Final answer
x = 3,134,037.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.