Finding the Fourth Proportional to 5,629,782.40, 8,444,673.60 and 1,369,916.80
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Solution
The fourth proportional to 5,629,782.40, 8,444,673.60 and 1,369,916.80 is: 2,054,875.20
Step by Step Solution
- Step 1: Write the proportion equation
5,629,782.40 : 8,444,673.60 = 1,369,916.80 : x - Step 2: Convert to fraction form
5,629,782.40/8,444,673.60 = 1,369,916.80/x - Step 3: Cross multiply
5,629,782.40x = 8,444,673.60 × 1,369,916.80 - Step 4: Simplify right side
5,629,782.40x = 11,568,500,235,156.48 - Step 5: Solve for x
x = 11,568,500,235,156.48/5,629,782.40 - Step 6: Final answer
x = 2,054,875.20
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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.