Finding the Fourth Proportional to 1,836,452.28, 2,534,269.50 and 1,020,646.20
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Solution
The fourth proportional to 1,836,452.28, 2,534,269.50 and 1,020,646.20 is: 1,408,472.50
Step by Step Solution
- Step 1: Write the proportion equation
1,836,452.28 : 2,534,269.50 = 1,020,646.20 : x - Step 2: Convert to fraction form
1,836,452.28/2,534,269.50 = 1,020,646.20/x - Step 3: Cross multiply
1,836,452.28x = 2,534,269.50 × 1,020,646.20 - Step 4: Simplify right side
1,836,452.28x = 2,586,592,534,950.90 - Step 5: Solve for x
x = 2,586,592,534,950.90/1,836,452.28 - Step 6: Final answer
x = 1,408,472.50
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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.