Finding the Fourth Proportional to 1,664,586.24, 2,297,136.88 and 939,464.52
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Solution
The fourth proportional to 1,664,586.24, 2,297,136.88 and 939,464.52 is: 1,296,465.48
Step by Step Solution
- Step 1: Write the proportion equation
1,664,586.24 : 2,297,136.88 = 939,464.52 : x - Step 2: Convert to fraction form
1,664,586.24/2,297,136.88 = 939,464.52/x - Step 3: Cross multiply
1,664,586.24x = 2,297,136.88 × 939,464.52 - Step 4: Simplify right side
1,664,586.24x = 2,158,078,596,343.50 - Step 5: Solve for x
x = 2,158,078,596,343.50/1,664,586.24 - Step 6: Final answer
x = 1,296,465.48
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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.