Finding the Fourth Proportional to 1,745,372.67, 2,408,833.62 and 981,420.75
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Solution
The fourth proportional to 1,745,372.67, 2,408,833.62 and 981,420.75 is: 1,354,483.97
Step by Step Solution
- Step 1: Write the proportion equation
1,745,372.67 : 2,408,833.62 = 981,420.75 : x - Step 2: Convert to fraction form
1,745,372.67/2,408,833.62 = 981,420.75/x - Step 3: Cross multiply
1,745,372.67x = 2,408,833.62 × 981,420.75 - Step 4: Simplify right side
1,745,372.67x = 2,364,079,297,965.62 - Step 5: Solve for x
x = 2,364,079,297,965.62/1,745,372.67 - Step 6: Final answer
x = 1,354,483.97
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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.