Finding the Fourth Proportional to 1,466,420.11, 2,199,771.57 and 455,270.57
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Solution
The fourth proportional to 1,466,420.11, 2,199,771.57 and 455,270.57 is: 682,949.75
Step by Step Solution
- Step 1: Write the proportion equation
1,466,420.11 : 2,199,771.57 = 455,270.57 : x - Step 2: Convert to fraction form
1,466,420.11/2,199,771.57 = 455,270.57/x - Step 3: Cross multiply
1,466,420.11x = 2,199,771.57 × 455,270.57 - Step 4: Simplify right side
1,466,420.11x = 1,001,491,243,268.48 - Step 5: Solve for x
x = 1,001,491,243,268.48/1,466,420.11 - Step 6: Final answer
x = 682,949.75
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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.