Finding the Fourth Proportional to 5,452,683.12, 8,180,541.84 and 2,378,942.64
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Solution
The fourth proportional to 5,452,683.12, 8,180,541.84 and 2,378,942.64 is: 3,569,075.88
Step by Step Solution
- Step 1: Write the proportion equation
5,452,683.12 : 8,180,541.84 = 2,378,942.64 : x - Step 2: Convert to fraction form
5,452,683.12/8,180,541.84 = 2,378,942.64/x - Step 3: Cross multiply
5,452,683.12x = 8,180,541.84 × 2,378,942.64 - Step 4: Simplify right side
5,452,683.12x = 19,461,039,801,480.06 - Step 5: Solve for x
x = 19,461,039,801,480.06/5,452,683.12 - Step 6: Final answer
x = 3,569,075.88
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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.