Finding the Fourth Proportional to 1,453,555.17, 2,183,880.56 and 1,372,986.09
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Solution
The fourth proportional to 1,453,555.17, 2,183,880.56 and 1,372,986.09 is: 2,062,830.28
Step by Step Solution
- Step 1: Write the proportion equation
1,453,555.17 : 2,183,880.56 = 1,372,986.09 : x - Step 2: Convert to fraction form
1,453,555.17/2,183,880.56 = 1,372,986.09/x - Step 3: Cross multiply
1,453,555.17x = 2,183,880.56 × 1,372,986.09 - Step 4: Simplify right side
1,453,555.17x = 2,998,437,624,236.48 - Step 5: Solve for x
x = 2,998,437,624,236.48/1,453,555.17 - Step 6: Final answer
x = 2,062,830.28
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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.