Finding the Fourth Proportional to 5,535,431.12, 8,302,586.03 and 1,492,327.64
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Solution
The fourth proportional to 5,535,431.12, 8,302,586.03 and 1,492,327.64 is: 2,238,340.31
Step by Step Solution
- Step 1: Write the proportion equation
5,535,431.12 : 8,302,586.03 = 1,492,327.64 : x - Step 2: Convert to fraction form
5,535,431.12/8,302,586.03 = 1,492,327.64/x - Step 3: Cross multiply
5,535,431.12x = 8,302,586.03 × 1,492,327.64 - Step 4: Simplify right side
5,535,431.12x = 12,390,178,616,046.87 - Step 5: Solve for x
x = 12,390,178,616,046.87/5,535,431.12 - Step 6: Final answer
x = 2,238,340.31
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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.