Finding the Fourth Proportional to 2,561,036.70, 3,841,555.05 and 2,442,938.70
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Solution
The fourth proportional to 2,561,036.70, 3,841,555.05 and 2,442,938.70 is: 3,664,408.05
Step by Step Solution
- Step 1: Write the proportion equation
2,561,036.70 : 3,841,555.05 = 2,442,938.70 : x - Step 2: Convert to fraction form
2,561,036.70/3,841,555.05 = 2,442,938.70/x - Step 3: Cross multiply
2,561,036.70x = 3,841,555.05 × 2,442,938.70 - Step 4: Simplify right side
2,561,036.70x = 9,384,683,499,825.44 - Step 5: Solve for x
x = 9,384,683,499,825.44/2,561,036.70 - Step 6: Final answer
x = 3,664,408.05
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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.